Home / 26,392.80-36,425.28-14,909.88

Finding the Fourth Proportional to 26,392.80, 36,425.28 and 14,909.88

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Solution

The fourth proportional to 26,392.80, 36,425.28 and 14,909.88 is: 20,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,392.80 : 36,425.28 = 14,909.88 : x
  2. Step 2: Convert to fraction form
    26,392.80/36,425.28 = 14,909.88/x
  3. Step 3: Cross multiply
    26,392.80x = 36,425.28 × 14,909.88
  4. Step 4: Simplify right side
    26,392.80x = 543,096,553.77
  5. Step 5: Solve for x
    x = 543,096,553.77/26,392.80
  6. Step 6: Final answer
    x = 20,577.45

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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.