Home / 22,444.80-30,966.96-13,011.48

Finding the Fourth Proportional to 22,444.80, 30,966.96 and 13,011.48

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Solution

The fourth proportional to 22,444.80, 30,966.96 and 13,011.48 is: 17,951.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,444.80 : 30,966.96 = 13,011.48 : x
  2. Step 2: Convert to fraction form
    22,444.80/30,966.96 = 13,011.48/x
  3. Step 3: Cross multiply
    22,444.80x = 30,966.96 × 13,011.48
  4. Step 4: Simplify right side
    22,444.80x = 402,925,980.70
  5. Step 5: Solve for x
    x = 402,925,980.70/22,444.80
  6. Step 6: Final answer
    x = 17,951.86

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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.