Home / 22,869.60-34,475.80-21,345.54

Finding the Fourth Proportional to 22,869.60, 34,475.80 and 21,345.54

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Solution

The fourth proportional to 22,869.60, 34,475.80 and 21,345.54 is: 32,178.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,869.60 : 34,475.80 = 21,345.54 : x
  2. Step 2: Convert to fraction form
    22,869.60/34,475.80 = 21,345.54/x
  3. Step 3: Cross multiply
    22,869.60x = 34,475.80 × 21,345.54
  4. Step 4: Simplify right side
    22,869.60x = 735,904,567.93
  5. Step 5: Solve for x
    x = 735,904,567.93/22,869.60
  6. Step 6: Final answer
    x = 32,178.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.