Home / 24,879.72-34,307.64-15,927.60

Finding the Fourth Proportional to 24,879.72, 34,307.64 and 15,927.60

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Solution

The fourth proportional to 24,879.72, 34,307.64 and 15,927.60 is: 21,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,879.72 : 34,307.64 = 15,927.60 : x
  2. Step 2: Convert to fraction form
    24,879.72/34,307.64 = 15,927.60/x
  3. Step 3: Cross multiply
    24,879.72x = 34,307.64 × 15,927.60
  4. Step 4: Simplify right side
    24,879.72x = 546,438,366.86
  5. Step 5: Solve for x
    x = 546,438,366.86/24,879.72
  6. Step 6: Final answer
    x = 21,963.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.