Home / 22,165.74-33,248.29-10,312.88

Finding the Fourth Proportional to 22,165.74, 33,248.29 and 10,312.88

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Solution

The fourth proportional to 22,165.74, 33,248.29 and 10,312.88 is: 15,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,165.74 : 33,248.29 = 10,312.88 : x
  2. Step 2: Convert to fraction form
    22,165.74/33,248.29 = 10,312.88/x
  3. Step 3: Cross multiply
    22,165.74x = 33,248.29 × 10,312.88
  4. Step 4: Simplify right side
    22,165.74x = 342,885,682.31
  5. Step 5: Solve for x
    x = 342,885,682.31/22,165.74
  6. Step 6: Final answer
    x = 15,469.17

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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.