Home / 39,682.50-59,531.58-13,394.76

Finding the Fourth Proportional to 39,682.50, 59,531.58 and 13,394.76

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Solution

The fourth proportional to 39,682.50, 59,531.58 and 13,394.76 is: 20,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,682.50 : 59,531.58 = 13,394.76 : x
  2. Step 2: Convert to fraction form
    39,682.50/59,531.58 = 13,394.76/x
  3. Step 3: Cross multiply
    39,682.50x = 59,531.58 × 13,394.76
  4. Step 4: Simplify right side
    39,682.50x = 797,411,226.52
  5. Step 5: Solve for x
    x = 797,411,226.52/39,682.50
  6. Step 6: Final answer
    x = 20,094.78

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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.