Home / 55,815.60-83,723.40-16,376.70

Finding the Fourth Proportional to 55,815.60, 83,723.40 and 16,376.70

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Solution

The fourth proportional to 55,815.60, 83,723.40 and 16,376.70 is: 24,565.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,815.60 : 83,723.40 = 16,376.70 : x
  2. Step 2: Convert to fraction form
    55,815.60/83,723.40 = 16,376.70/x
  3. Step 3: Cross multiply
    55,815.60x = 83,723.40 × 16,376.70
  4. Step 4: Simplify right side
    55,815.60x = 1,371,113,004.78
  5. Step 5: Solve for x
    x = 1,371,113,004.78/55,815.60
  6. Step 6: Final answer
    x = 24,565.05

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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.