Home / 19,556.16-29,340.96-5,707.20

Finding the Fourth Proportional to 19,556.16, 29,340.96 and 5,707.20

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Solution

The fourth proportional to 19,556.16, 29,340.96 and 5,707.20 is: 8,562.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.16 : 29,340.96 = 5,707.20 : x
  2. Step 2: Convert to fraction form
    19,556.16/29,340.96 = 5,707.20/x
  3. Step 3: Cross multiply
    19,556.16x = 29,340.96 × 5,707.20
  4. Step 4: Simplify right side
    19,556.16x = 167,454,726.91
  5. Step 5: Solve for x
    x = 167,454,726.91/19,556.16
  6. Step 6: Final answer
    x = 8,562.76

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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.