Home / 39,134.08-58,693.44-12,841.60

Finding the Fourth Proportional to 39,134.08, 58,693.44 and 12,841.60

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Solution

The fourth proportional to 39,134.08, 58,693.44 and 12,841.60 is: 19,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,134.08 : 58,693.44 = 12,841.60 : x
  2. Step 2: Convert to fraction form
    39,134.08/58,693.44 = 12,841.60/x
  3. Step 3: Cross multiply
    39,134.08x = 58,693.44 × 12,841.60
  4. Step 4: Simplify right side
    39,134.08x = 753,717,679.10
  5. Step 5: Solve for x
    x = 753,717,679.10/39,134.08
  6. Step 6: Final answer
    x = 19,259.88

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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.