Home / 22,444.17-30,971.55-12,372.69

Finding the Fourth Proportional to 22,444.17, 30,971.55 and 12,372.69

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Solution

The fourth proportional to 22,444.17, 30,971.55 and 12,372.69 is: 17,073.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,444.17 : 30,971.55 = 12,372.69 : x
  2. Step 2: Convert to fraction form
    22,444.17/30,971.55 = 12,372.69/x
  3. Step 3: Cross multiply
    22,444.17x = 30,971.55 × 12,372.69
  4. Step 4: Simplify right side
    22,444.17x = 383,201,386.97
  5. Step 5: Solve for x
    x = 383,201,386.97/22,444.17
  6. Step 6: Final answer
    x = 17,073.54

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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.