Home / 39,421.20-59,132.28-26,178.96

Finding the Fourth Proportional to 39,421.20, 59,132.28 and 26,178.96

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Solution

The fourth proportional to 39,421.20, 59,132.28 and 26,178.96 is: 39,268.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,421.20 : 59,132.28 = 26,178.96 : x
  2. Step 2: Convert to fraction form
    39,421.20/59,132.28 = 26,178.96/x
  3. Step 3: Cross multiply
    39,421.20x = 59,132.28 × 26,178.96
  4. Step 4: Simplify right side
    39,421.20x = 1,548,021,592.83
  5. Step 5: Solve for x
    x = 1,548,021,592.83/39,421.20
  6. Step 6: Final answer
    x = 39,268.76

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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.