Home / 23,077.12-34,646.36-15,605.78

Finding the Fourth Proportional to 23,077.12, 34,646.36 and 15,605.78

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Solution

The fourth proportional to 23,077.12, 34,646.36 and 15,605.78 is: 23,429.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,077.12 : 34,646.36 = 15,605.78 : x
  2. Step 2: Convert to fraction form
    23,077.12/34,646.36 = 15,605.78/x
  3. Step 3: Cross multiply
    23,077.12x = 34,646.36 × 15,605.78
  4. Step 4: Simplify right side
    23,077.12x = 540,683,471.96
  5. Step 5: Solve for x
    x = 540,683,471.96/23,077.12
  6. Step 6: Final answer
    x = 23,429.42

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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.