Home / 19,641.76-29,441.04-8,535.52

Finding the Fourth Proportional to 19,641.76, 29,441.04 and 8,535.52

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Solution

The fourth proportional to 19,641.76, 29,441.04 and 8,535.52 is: 12,793.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.76 : 29,441.04 = 8,535.52 : x
  2. Step 2: Convert to fraction form
    19,641.76/29,441.04 = 8,535.52/x
  3. Step 3: Cross multiply
    19,641.76x = 29,441.04 × 8,535.52
  4. Step 4: Simplify right side
    19,641.76x = 251,294,585.74
  5. Step 5: Solve for x
    x = 251,294,585.74/19,641.76
  6. Step 6: Final answer
    x = 12,793.89

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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.