Home / 15,877.62-23,770.26-13,762.91

Finding the Fourth Proportional to 15,877.62, 23,770.26 and 13,762.91

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Solution

The fourth proportional to 15,877.62, 23,770.26 and 13,762.91 is: 20,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,877.62 : 23,770.26 = 13,762.91 : x
  2. Step 2: Convert to fraction form
    15,877.62/23,770.26 = 13,762.91/x
  3. Step 3: Cross multiply
    15,877.62x = 23,770.26 × 13,762.91
  4. Step 4: Simplify right side
    15,877.62x = 327,148,008.48
  5. Step 5: Solve for x
    x = 327,148,008.48/15,877.62
  6. Step 6: Final answer
    x = 20,604.35

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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.