Home / 52,265.53-72,127.11-28,392.63

Finding the Fourth Proportional to 52,265.53, 72,127.11 and 28,392.63

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Solution

The fourth proportional to 52,265.53, 72,127.11 and 28,392.63 is: 39,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,265.53 : 72,127.11 = 28,392.63 : x
  2. Step 2: Convert to fraction form
    52,265.53/72,127.11 = 28,392.63/x
  3. Step 3: Cross multiply
    52,265.53x = 72,127.11 × 28,392.63
  4. Step 4: Simplify right side
    52,265.53x = 2,047,878,347.20
  5. Step 5: Solve for x
    x = 2,047,878,347.20/52,265.53
  6. Step 6: Final answer
    x = 39,182.20

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Double scale
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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.