Home / 39,565.56-59,353.56-12,902.19

Finding the Fourth Proportional to 39,565.56, 59,353.56 and 12,902.19

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Solution

The fourth proportional to 39,565.56, 59,353.56 and 12,902.19 is: 19,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,565.56 : 59,353.56 = 12,902.19 : x
  2. Step 2: Convert to fraction form
    39,565.56/59,353.56 = 12,902.19/x
  3. Step 3: Cross multiply
    39,565.56x = 59,353.56 × 12,902.19
  4. Step 4: Simplify right side
    39,565.56x = 765,790,832.70
  5. Step 5: Solve for x
    x = 765,790,832.70/39,565.56
  6. Step 6: Final answer
    x = 19,354.98

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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.