Home / 59,982.02-89,963.81-20,001.70

Finding the Fourth Proportional to 59,982.02, 89,963.81 and 20,001.70

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Solution

The fourth proportional to 59,982.02, 89,963.81 and 20,001.70 is: 29,999.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,982.02 : 89,963.81 = 20,001.70 : x
  2. Step 2: Convert to fraction form
    59,982.02/89,963.81 = 20,001.70/x
  3. Step 3: Cross multiply
    59,982.02x = 89,963.81 × 20,001.70
  4. Step 4: Simplify right side
    59,982.02x = 1,799,429,169.67
  5. Step 5: Solve for x
    x = 1,799,429,169.67/59,982.02
  6. Step 6: Final answer
    x = 29,999.48

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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.