Home / 52,210.19-72,050.13-28,336.87

Finding the Fourth Proportional to 52,210.19, 72,050.13 and 28,336.87

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Solution

The fourth proportional to 52,210.19, 72,050.13 and 28,336.87 is: 39,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,210.19 : 72,050.13 = 28,336.87 : x
  2. Step 2: Convert to fraction form
    52,210.19/72,050.13 = 28,336.87/x
  3. Step 3: Cross multiply
    52,210.19x = 72,050.13 × 28,336.87
  4. Step 4: Simplify right side
    52,210.19x = 2,041,674,852.07
  5. Step 5: Solve for x
    x = 2,041,674,852.07/52,210.19
  6. Step 6: Final answer
    x = 39,104.91

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Half scale
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Double scale
Find fourth proportional to 52,211.19, 72,051.51 and 28,337.87
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.