Home / 56,136.47-84,195.13-18,692.29

Finding the Fourth Proportional to 56,136.47, 84,195.13 and 18,692.29

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Solution

The fourth proportional to 56,136.47, 84,195.13 and 18,692.29 is: 28,035.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,136.47 : 84,195.13 = 18,692.29 : x
  2. Step 2: Convert to fraction form
    56,136.47/84,195.13 = 18,692.29/x
  3. Step 3: Cross multiply
    56,136.47x = 84,195.13 × 18,692.29
  4. Step 4: Simplify right side
    56,136.47x = 1,573,799,693.09
  5. Step 5: Solve for x
    x = 1,573,799,693.09/56,136.47
  6. Step 6: Final answer
    x = 28,035.25

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1.5x scale

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.