Home / 39,387.71-59,084.52-11,307.54

Finding the Fourth Proportional to 39,387.71, 59,084.52 and 11,307.54

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Solution

The fourth proportional to 39,387.71, 59,084.52 and 11,307.54 is: 16,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,387.71 : 59,084.52 = 11,307.54 : x
  2. Step 2: Convert to fraction form
    39,387.71/59,084.52 = 11,307.54/x
  3. Step 3: Cross multiply
    39,387.71x = 59,084.52 × 11,307.54
  4. Step 4: Simplify right side
    39,387.71x = 668,100,573.28
  5. Step 5: Solve for x
    x = 668,100,573.28/39,387.71
  6. Step 6: Final answer
    x = 16,962.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.