Home / 39,650.53-59,488.13-12,996.75

Finding the Fourth Proportional to 39,650.53, 59,488.13 and 12,996.75

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Solution

The fourth proportional to 39,650.53, 59,488.13 and 12,996.75 is: 19,499.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,650.53 : 59,488.13 = 12,996.75 : x
  2. Step 2: Convert to fraction form
    39,650.53/59,488.13 = 12,996.75/x
  3. Step 3: Cross multiply
    39,650.53x = 59,488.13 × 12,996.75
  4. Step 4: Simplify right side
    39,650.53x = 773,152,353.58
  5. Step 5: Solve for x
    x = 773,152,353.58/39,650.53
  6. Step 6: Final answer
    x = 19,499.17

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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.