Home / 39,008.60-58,512.86-12,713.32

Finding the Fourth Proportional to 39,008.60, 58,512.86 and 12,713.32

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Solution

The fourth proportional to 39,008.60, 58,512.86 and 12,713.32 is: 19,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,008.60 : 58,512.86 = 12,713.32 : x
  2. Step 2: Convert to fraction form
    39,008.60/58,512.86 = 12,713.32/x
  3. Step 3: Cross multiply
    39,008.60x = 58,512.86 × 12,713.32
  4. Step 4: Simplify right side
    39,008.60x = 743,892,713.30
  5. Step 5: Solve for x
    x = 743,892,713.30/39,008.60
  6. Step 6: Final answer
    x = 19,069.97

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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.