Home / 39,532.76-59,280.48-13,230.44

Finding the Fourth Proportional to 39,532.76, 59,280.48 and 13,230.44

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Solution

The fourth proportional to 39,532.76, 59,280.48 and 13,230.44 is: 19,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,532.76 : 59,280.48 = 13,230.44 : x
  2. Step 2: Convert to fraction form
    39,532.76/59,280.48 = 13,230.44/x
  3. Step 3: Cross multiply
    39,532.76x = 59,280.48 × 13,230.44
  4. Step 4: Simplify right side
    39,532.76x = 784,306,833.81
  5. Step 5: Solve for x
    x = 784,306,833.81/39,532.76
  6. Step 6: Final answer
    x = 19,839.42

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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.