Home / 39,234.40-58,851.60-11,154.40

Finding the Fourth Proportional to 39,234.40, 58,851.60 and 11,154.40

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Solution

The fourth proportional to 39,234.40, 58,851.60 and 11,154.40 is: 16,731.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,234.40 : 58,851.60 = 11,154.40 : x
  2. Step 2: Convert to fraction form
    39,234.40/58,851.60 = 11,154.40/x
  3. Step 3: Cross multiply
    39,234.40x = 58,851.60 × 11,154.40
  4. Step 4: Simplify right side
    39,234.40x = 656,454,287.04
  5. Step 5: Solve for x
    x = 656,454,287.04/39,234.40
  6. Step 6: Final answer
    x = 16,731.60

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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.