Home / 40,683.15-56,147.55-22,774.70

Finding the Fourth Proportional to 40,683.15, 56,147.55 and 22,774.70

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Solution

The fourth proportional to 40,683.15, 56,147.55 and 22,774.70 is: 31,431.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,683.15 : 56,147.55 = 22,774.70 : x
  2. Step 2: Convert to fraction form
    40,683.15/56,147.55 = 22,774.70/x
  3. Step 3: Cross multiply
    40,683.15x = 56,147.55 × 22,774.70
  4. Step 4: Simplify right side
    40,683.15x = 1,278,743,663.61
  5. Step 5: Solve for x
    x = 1,278,743,663.61/40,683.15
  6. Step 6: Final answer
    x = 31,431.77

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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.