Home / 15,429.73-23,139.80-5,567.73

Finding the Fourth Proportional to 15,429.73, 23,139.80 and 5,567.73

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Solution

The fourth proportional to 15,429.73, 23,139.80 and 5,567.73 is: 8,349.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.73 : 23,139.80 = 5,567.73 : x
  2. Step 2: Convert to fraction form
    15,429.73/23,139.80 = 5,567.73/x
  3. Step 3: Cross multiply
    15,429.73x = 23,139.80 × 5,567.73
  4. Step 4: Simplify right side
    15,429.73x = 128,836,042.96
  5. Step 5: Solve for x
    x = 128,836,042.96/15,429.73
  6. Step 6: Final answer
    x = 8,349.86

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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.