Home / 22,031.38-30,382.45-14,464.36

Finding the Fourth Proportional to 22,031.38, 30,382.45 and 14,464.36

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Solution

The fourth proportional to 22,031.38, 30,382.45 and 14,464.36 is: 19,947.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,031.38 : 30,382.45 = 14,464.36 : x
  2. Step 2: Convert to fraction form
    22,031.38/30,382.45 = 14,464.36/x
  3. Step 3: Cross multiply
    22,031.38x = 30,382.45 × 14,464.36
  4. Step 4: Simplify right side
    22,031.38x = 439,462,694.48
  5. Step 5: Solve for x
    x = 439,462,694.48/22,031.38
  6. Step 6: Final answer
    x = 19,947.13

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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.