Home / 25,665.53-38,461.43-15,110.62

Finding the Fourth Proportional to 25,665.53, 38,461.43 and 15,110.62

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Solution

The fourth proportional to 25,665.53, 38,461.43 and 15,110.62 is: 22,644.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,665.53 : 38,461.43 = 15,110.62 : x
  2. Step 2: Convert to fraction form
    25,665.53/38,461.43 = 15,110.62/x
  3. Step 3: Cross multiply
    25,665.53x = 38,461.43 × 15,110.62
  4. Step 4: Simplify right side
    25,665.53x = 581,175,995.01
  5. Step 5: Solve for x
    x = 581,175,995.01/25,665.53
  6. Step 6: Final answer
    x = 22,644.23

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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.