Home / 52,414-72,330.24-28,541.08

Finding the Fourth Proportional to 52,414, 72,330.24 and 28,541.08

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Solution

The fourth proportional to 52,414, 72,330.24 and 28,541.08 is: 39,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,414 : 72,330.24 = 28,541.08 : x
  2. Step 2: Convert to fraction form
    52,414/72,330.24 = 28,541.08/x
  3. Step 3: Cross multiply
    52,414x = 72,330.24 × 28,541.08
  4. Step 4: Simplify right side
    52,414x = 2,064,383,166.26
  5. Step 5: Solve for x
    x = 2,064,383,166.26/52,414
  6. Step 6: Final answer
    x = 39,386.10

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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.