Home / 28,304.10-38,956.55-24,924.78

Finding the Fourth Proportional to 28,304.10, 38,956.55 and 24,924.78

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Solution

The fourth proportional to 28,304.10, 38,956.55 and 24,924.78 is: 34,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304.10 : 38,956.55 = 24,924.78 : x
  2. Step 2: Convert to fraction form
    28,304.10/38,956.55 = 24,924.78/x
  3. Step 3: Cross multiply
    28,304.10x = 38,956.55 × 24,924.78
  4. Step 4: Simplify right side
    28,304.10x = 970,983,313.69
  5. Step 5: Solve for x
    x = 970,983,313.69/28,304.10
  6. Step 6: Final answer
    x = 34,305.39

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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.