Home / 25,177.08-34,746.26-15,105.96

Finding the Fourth Proportional to 25,177.08, 34,746.26 and 15,105.96

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Solution

The fourth proportional to 25,177.08, 34,746.26 and 15,105.96 is: 20,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,177.08 : 34,746.26 = 15,105.96 : x
  2. Step 2: Convert to fraction form
    25,177.08/34,746.26 = 15,105.96/x
  3. Step 3: Cross multiply
    25,177.08x = 34,746.26 × 15,105.96
  4. Step 4: Simplify right side
    25,177.08x = 524,875,613.71
  5. Step 5: Solve for x
    x = 524,875,613.71/25,177.08
  6. Step 6: Final answer
    x = 20,847.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.