Home / 19,565.09-29,341.76-5,521.71

Finding the Fourth Proportional to 19,565.09, 29,341.76 and 5,521.71

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Solution

The fourth proportional to 19,565.09, 29,341.76 and 5,521.71 is: 8,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.09 : 29,341.76 = 5,521.71 : x
  2. Step 2: Convert to fraction form
    19,565.09/29,341.76 = 5,521.71/x
  3. Step 3: Cross multiply
    19,565.09x = 29,341.76 × 5,521.71
  4. Step 4: Simplify right side
    19,565.09x = 162,016,662.00
  5. Step 5: Solve for x
    x = 162,016,662.00/19,565.09
  6. Step 6: Final answer
    x = 8,280.91

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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.