Home / 56,780.55-78,358.94-32,585.94

Finding the Fourth Proportional to 56,780.55, 78,358.94 and 32,585.94

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Solution

The fourth proportional to 56,780.55, 78,358.94 and 32,585.94 is: 44,969.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,780.55 : 78,358.94 = 32,585.94 : x
  2. Step 2: Convert to fraction form
    56,780.55/78,358.94 = 32,585.94/x
  3. Step 3: Cross multiply
    56,780.55x = 78,358.94 × 32,585.94
  4. Step 4: Simplify right side
    56,780.55x = 2,553,399,676.57
  5. Step 5: Solve for x
    x = 2,553,399,676.57/56,780.55
  6. Step 6: Final answer
    x = 44,969.62

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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.