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Finding the Fourth Proportional to 24,751.92, 34,155.54 and 14,139.48

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Solution

The fourth proportional to 24,751.92, 34,155.54 and 14,139.48 is: 19,511.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,751.92 : 34,155.54 = 14,139.48 : x
  2. Step 2: Convert to fraction form
    24,751.92/34,155.54 = 14,139.48/x
  3. Step 3: Cross multiply
    24,751.92x = 34,155.54 × 14,139.48
  4. Step 4: Simplify right side
    24,751.92x = 482,941,574.72
  5. Step 5: Solve for x
    x = 482,941,574.72/24,751.92
  6. Step 6: Final answer
    x = 19,511.28

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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.