Home / 24,880.20-34,333.11-13,702.20

Finding the Fourth Proportional to 24,880.20, 34,333.11 and 13,702.20

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Solution

The fourth proportional to 24,880.20, 34,333.11 and 13,702.20 is: 18,908.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,880.20 : 34,333.11 = 13,702.20 : x
  2. Step 2: Convert to fraction form
    24,880.20/34,333.11 = 13,702.20/x
  3. Step 3: Cross multiply
    24,880.20x = 34,333.11 × 13,702.20
  4. Step 4: Simplify right side
    24,880.20x = 470,439,139.84
  5. Step 5: Solve for x
    x = 470,439,139.84/24,880.20
  6. Step 6: Final answer
    x = 18,908.17

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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.