Home / 22,650.84-31,254.90-13,574.04

Finding the Fourth Proportional to 22,650.84, 31,254.90 and 13,574.04

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Solution

The fourth proportional to 22,650.84, 31,254.90 and 13,574.04 is: 18,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,650.84 : 31,254.90 = 13,574.04 : x
  2. Step 2: Convert to fraction form
    22,650.84/31,254.90 = 13,574.04/x
  3. Step 3: Cross multiply
    22,650.84x = 31,254.90 × 13,574.04
  4. Step 4: Simplify right side
    22,650.84x = 424,255,262.80
  5. Step 5: Solve for x
    x = 424,255,262.80/22,650.84
  6. Step 6: Final answer
    x = 18,730.22

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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.