Home / 40,565.57-60,848.39-10,579.78

Finding the Fourth Proportional to 40,565.57, 60,848.39 and 10,579.78

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Solution

The fourth proportional to 40,565.57, 60,848.39 and 10,579.78 is: 15,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,565.57 : 60,848.39 = 10,579.78 : x
  2. Step 2: Convert to fraction form
    40,565.57/60,848.39 = 10,579.78/x
  3. Step 3: Cross multiply
    40,565.57x = 60,848.39 × 10,579.78
  4. Step 4: Simplify right side
    40,565.57x = 643,762,579.55
  5. Step 5: Solve for x
    x = 643,762,579.55/40,565.57
  6. Step 6: Final answer
    x = 15,869.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.