Home / 52,210.11-72,050.02-28,336.78

Finding the Fourth Proportional to 52,210.11, 72,050.02 and 28,336.78

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Solution

The fourth proportional to 52,210.11, 72,050.02 and 28,336.78 is: 39,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,210.11 : 72,050.02 = 28,336.78 : x
  2. Step 2: Convert to fraction form
    52,210.11/72,050.02 = 28,336.78/x
  3. Step 3: Cross multiply
    52,210.11x = 72,050.02 × 28,336.78
  4. Step 4: Simplify right side
    52,210.11x = 2,041,665,574.14
  5. Step 5: Solve for x
    x = 2,041,665,574.14/52,210.11
  6. Step 6: Final answer
    x = 39,104.80

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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.