Home / 52,328.19-72,212.54-28,454.88

Finding the Fourth Proportional to 52,328.19, 72,212.54 and 28,454.88

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Solution

The fourth proportional to 52,328.19, 72,212.54 and 28,454.88 is: 39,267.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328.19 : 72,212.54 = 28,454.88 : x
  2. Step 2: Convert to fraction form
    52,328.19/72,212.54 = 28,454.88/x
  3. Step 3: Cross multiply
    52,328.19x = 72,212.54 × 28,454.88
  4. Step 4: Simplify right side
    52,328.19x = 2,054,799,017.92
  5. Step 5: Solve for x
    x = 2,054,799,017.92/52,328.19
  6. Step 6: Final answer
    x = 39,267.53

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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.