Home / 14,757.34-20,372.51-9,385.18

Finding the Fourth Proportional to 14,757.34, 20,372.51 and 9,385.18

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Solution

The fourth proportional to 14,757.34, 20,372.51 and 9,385.18 is: 12,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.34 : 20,372.51 = 9,385.18 : x
  2. Step 2: Convert to fraction form
    14,757.34/20,372.51 = 9,385.18/x
  3. Step 3: Cross multiply
    14,757.34x = 20,372.51 × 9,385.18
  4. Step 4: Simplify right side
    14,757.34x = 191,199,610.74
  5. Step 5: Solve for x
    x = 191,199,610.74/14,757.34
  6. Step 6: Final answer
    x = 12,956.24

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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.