Home / 15,356.17-23,042.76-14,240.80

Finding the Fourth Proportional to 15,356.17, 23,042.76 and 14,240.80

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Solution

The fourth proportional to 15,356.17, 23,042.76 and 14,240.80 is: 21,369.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,356.17 : 23,042.76 = 14,240.80 : x
  2. Step 2: Convert to fraction form
    15,356.17/23,042.76 = 14,240.80/x
  3. Step 3: Cross multiply
    15,356.17x = 23,042.76 × 14,240.80
  4. Step 4: Simplify right side
    15,356.17x = 328,147,336.61
  5. Step 5: Solve for x
    x = 328,147,336.61/15,356.17
  6. Step 6: Final answer
    x = 21,369.09

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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.