Home / 38,885.91-58,341.15-13,925.36

Finding the Fourth Proportional to 38,885.91, 58,341.15 and 13,925.36

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Solution

The fourth proportional to 38,885.91, 58,341.15 and 13,925.36 is: 20,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,885.91 : 58,341.15 = 13,925.36 : x
  2. Step 2: Convert to fraction form
    38,885.91/58,341.15 = 13,925.36/x
  3. Step 3: Cross multiply
    38,885.91x = 58,341.15 × 13,925.36
  4. Step 4: Simplify right side
    38,885.91x = 812,421,224.86
  5. Step 5: Solve for x
    x = 812,421,224.86/38,885.91
  6. Step 6: Final answer
    x = 20,892.43

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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.