Home / 39,982.02-59,962.02-15,020.11

Finding the Fourth Proportional to 39,982.02, 59,962.02 and 15,020.11

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Solution

The fourth proportional to 39,982.02, 59,962.02 and 15,020.11 is: 22,526.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,982.02 : 59,962.02 = 15,020.11 : x
  2. Step 2: Convert to fraction form
    39,982.02/59,962.02 = 15,020.11/x
  3. Step 3: Cross multiply
    39,982.02x = 59,962.02 × 15,020.11
  4. Step 4: Simplify right side
    39,982.02x = 900,636,136.22
  5. Step 5: Solve for x
    x = 900,636,136.22/39,982.02
  6. Step 6: Final answer
    x = 22,526.03

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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.