Home / 19,545.40-29,309.46-5,695.48

Finding the Fourth Proportional to 19,545.40, 29,309.46 and 5,695.48

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Solution

The fourth proportional to 19,545.40, 29,309.46 and 5,695.48 is: 8,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.40 : 29,309.46 = 5,695.48 : x
  2. Step 2: Convert to fraction form
    19,545.40/29,309.46 = 5,695.48/x
  3. Step 3: Cross multiply
    19,545.40x = 29,309.46 × 5,695.48
  4. Step 4: Simplify right side
    19,545.40x = 166,931,443.24
  5. Step 5: Solve for x
    x = 166,931,443.24/19,545.40
  6. Step 6: Final answer
    x = 8,540.70

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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.