Home / 22,569.26-31,145.20-12,497.49

Finding the Fourth Proportional to 22,569.26, 31,145.20 and 12,497.49

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Solution

The fourth proportional to 22,569.26, 31,145.20 and 12,497.49 is: 17,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569.26 : 31,145.20 = 12,497.49 : x
  2. Step 2: Convert to fraction form
    22,569.26/31,145.20 = 12,497.49/x
  3. Step 3: Cross multiply
    22,569.26x = 31,145.20 × 12,497.49
  4. Step 4: Simplify right side
    22,569.26x = 389,236,638.58
  5. Step 5: Solve for x
    x = 389,236,638.58/22,569.26
  6. Step 6: Final answer
    x = 17,246.32

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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.