Home / 21,583.17-29,767.86-14,031.95

Finding the Fourth Proportional to 21,583.17, 29,767.86 and 14,031.95

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Solution

The fourth proportional to 21,583.17, 29,767.86 and 14,031.95 is: 19,353.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,583.17 : 29,767.86 = 14,031.95 : x
  2. Step 2: Convert to fraction form
    21,583.17/29,767.86 = 14,031.95/x
  3. Step 3: Cross multiply
    21,583.17x = 29,767.86 × 14,031.95
  4. Step 4: Simplify right side
    21,583.17x = 417,700,974.29
  5. Step 5: Solve for x
    x = 417,700,974.29/21,583.17
  6. Step 6: Final answer
    x = 19,353.09

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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.