Home / 25,149.16-34,706.39-13,818.82

Finding the Fourth Proportional to 25,149.16, 34,706.39 and 13,818.82

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Solution

The fourth proportional to 25,149.16, 34,706.39 and 13,818.82 is: 19,070.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,149.16 : 34,706.39 = 13,818.82 : x
  2. Step 2: Convert to fraction form
    25,149.16/34,706.39 = 13,818.82/x
  3. Step 3: Cross multiply
    25,149.16x = 34,706.39 × 13,818.82
  4. Step 4: Simplify right side
    25,149.16x = 479,601,356.26
  5. Step 5: Solve for x
    x = 479,601,356.26/25,149.16
  6. Step 6: Final answer
    x = 19,070.27

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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.