Home / 15,955.28-23,934-4,269.68

Finding the Fourth Proportional to 15,955.28, 23,934 and 4,269.68

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Solution

The fourth proportional to 15,955.28, 23,934 and 4,269.68 is: 6,404.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,955.28 : 23,934 = 4,269.68 : x
  2. Step 2: Convert to fraction form
    15,955.28/23,934 = 4,269.68/x
  3. Step 3: Cross multiply
    15,955.28x = 23,934 × 4,269.68
  4. Step 4: Simplify right side
    15,955.28x = 102,190,521.12
  5. Step 5: Solve for x
    x = 102,190,521.12/15,955.28
  6. Step 6: Final answer
    x = 6,404.81

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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.