Home / 39,568.76-59,353.02-9,988.96

Finding the Fourth Proportional to 39,568.76, 59,353.02 and 9,988.96

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Solution

The fourth proportional to 39,568.76, 59,353.02 and 9,988.96 is: 14,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,568.76 : 59,353.02 = 9,988.96 : x
  2. Step 2: Convert to fraction form
    39,568.76/59,353.02 = 9,988.96/x
  3. Step 3: Cross multiply
    39,568.76x = 59,353.02 × 9,988.96
  4. Step 4: Simplify right side
    39,568.76x = 592,874,942.66
  5. Step 5: Solve for x
    x = 592,874,942.66/39,568.76
  6. Step 6: Final answer
    x = 14,983.41

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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.