Home / 14,302.17-19,732.41-8,251.47

Finding the Fourth Proportional to 14,302.17, 19,732.41 and 8,251.47

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Solution

The fourth proportional to 14,302.17, 19,732.41 and 8,251.47 is: 11,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.17 : 19,732.41 = 8,251.47 : x
  2. Step 2: Convert to fraction form
    14,302.17/19,732.41 = 8,251.47/x
  3. Step 3: Cross multiply
    14,302.17x = 19,732.41 × 8,251.47
  4. Step 4: Simplify right side
    14,302.17x = 162,821,389.14
  5. Step 5: Solve for x
    x = 162,821,389.14/14,302.17
  6. Step 6: Final answer
    x = 11,384.38

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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.