Home / 39,929.16-59,915.70-33,660.12

Finding the Fourth Proportional to 39,929.16, 59,915.70 and 33,660.12

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Solution

The fourth proportional to 39,929.16, 59,915.70 and 33,660.12 is: 50,508.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.16 : 59,915.70 = 33,660.12 : x
  2. Step 2: Convert to fraction form
    39,929.16/59,915.70 = 33,660.12/x
  3. Step 3: Cross multiply
    39,929.16x = 59,915.70 × 33,660.12
  4. Step 4: Simplify right side
    39,929.16x = 2,016,769,651.88
  5. Step 5: Solve for x
    x = 2,016,769,651.88/39,929.16
  6. Step 6: Final answer
    x = 50,508.69

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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.