Home / 19,711.72-29,565.66-5,860.84

Finding the Fourth Proportional to 19,711.72, 29,565.66 and 5,860.84

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Solution

The fourth proportional to 19,711.72, 29,565.66 and 5,860.84 is: 8,790.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711.72 : 29,565.66 = 5,860.84 : x
  2. Step 2: Convert to fraction form
    19,711.72/29,565.66 = 5,860.84/x
  3. Step 3: Cross multiply
    19,711.72x = 29,565.66 × 5,860.84
  4. Step 4: Simplify right side
    19,711.72x = 173,279,602.75
  5. Step 5: Solve for x
    x = 173,279,602.75/19,711.72
  6. Step 6: Final answer
    x = 8,790.69

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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.