Home / 15,955.52-23,931.42-4,269.66

Finding the Fourth Proportional to 15,955.52, 23,931.42 and 4,269.66

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Solution

The fourth proportional to 15,955.52, 23,931.42 and 4,269.66 is: 6,403.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,955.52 : 23,931.42 = 4,269.66 : x
  2. Step 2: Convert to fraction form
    15,955.52/23,931.42 = 4,269.66/x
  3. Step 3: Cross multiply
    15,955.52x = 23,931.42 × 4,269.66
  4. Step 4: Simplify right side
    15,955.52x = 102,179,026.72
  5. Step 5: Solve for x
    x = 102,179,026.72/15,955.52
  6. Step 6: Final answer
    x = 6,403.99

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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.