Home / 38,832.71-58,240.76-12,530.39

Finding the Fourth Proportional to 38,832.71, 58,240.76 and 12,530.39

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Solution

The fourth proportional to 38,832.71, 58,240.76 and 12,530.39 is: 18,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,832.71 : 58,240.76 = 12,530.39 : x
  2. Step 2: Convert to fraction form
    38,832.71/58,240.76 = 12,530.39/x
  3. Step 3: Cross multiply
    38,832.71x = 58,240.76 × 12,530.39
  4. Step 4: Simplify right side
    38,832.71x = 729,779,082.84
  5. Step 5: Solve for x
    x = 729,779,082.84/38,832.71
  6. Step 6: Final answer
    x = 18,792.90

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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.