Home / 22,136.02-30,554.13-14,587.90

Finding the Fourth Proportional to 22,136.02, 30,554.13 and 14,587.90

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Solution

The fourth proportional to 22,136.02, 30,554.13 and 14,587.90 is: 20,135.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.02 : 30,554.13 = 14,587.90 : x
  2. Step 2: Convert to fraction form
    22,136.02/30,554.13 = 14,587.90/x
  3. Step 3: Cross multiply
    22,136.02x = 30,554.13 × 14,587.90
  4. Step 4: Simplify right side
    22,136.02x = 445,720,593.03
  5. Step 5: Solve for x
    x = 445,720,593.03/22,136.02
  6. Step 6: Final answer
    x = 20,135.53

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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.