Home / 12,562.22-17,335.28-7,529.22

Finding the Fourth Proportional to 12,562.22, 17,335.28 and 7,529.22

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Solution

The fourth proportional to 12,562.22, 17,335.28 and 7,529.22 is: 10,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.22 : 17,335.28 = 7,529.22 : x
  2. Step 2: Convert to fraction form
    12,562.22/17,335.28 = 7,529.22/x
  3. Step 3: Cross multiply
    12,562.22x = 17,335.28 × 7,529.22
  4. Step 4: Simplify right side
    12,562.22x = 130,521,155.70
  5. Step 5: Solve for x
    x = 130,521,155.70/12,562.22
  6. Step 6: Final answer
    x = 10,389.97

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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.