Home / 22,444.48-30,972.16-12,370.92

Finding the Fourth Proportional to 22,444.48, 30,972.16 and 12,370.92

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Solution

The fourth proportional to 22,444.48, 30,972.16 and 12,370.92 is: 17,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,444.48 : 30,972.16 = 12,370.92 : x
  2. Step 2: Convert to fraction form
    22,444.48/30,972.16 = 12,370.92/x
  3. Step 3: Cross multiply
    22,444.48x = 30,972.16 × 12,370.92
  4. Step 4: Simplify right side
    22,444.48x = 383,154,113.59
  5. Step 5: Solve for x
    x = 383,154,113.59/22,444.48
  6. Step 6: Final answer
    x = 17,071.20

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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.