Home / 22,949.24-34,434.40-13,607.78

Finding the Fourth Proportional to 22,949.24, 34,434.40 and 13,607.78

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Solution

The fourth proportional to 22,949.24, 34,434.40 and 13,607.78 is: 20,417.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,949.24 : 34,434.40 = 13,607.78 : x
  2. Step 2: Convert to fraction form
    22,949.24/34,434.40 = 13,607.78/x
  3. Step 3: Cross multiply
    22,949.24x = 34,434.40 × 13,607.78
  4. Step 4: Simplify right side
    22,949.24x = 468,575,739.63
  5. Step 5: Solve for x
    x = 468,575,739.63/22,949.24
  6. Step 6: Final answer
    x = 20,417.92

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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.