Home / 40,989.78-56,564.95-23,084.86

Finding the Fourth Proportional to 40,989.78, 56,564.95 and 23,084.86

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Solution

The fourth proportional to 40,989.78, 56,564.95 and 23,084.86 is: 31,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,989.78 : 56,564.95 = 23,084.86 : x
  2. Step 2: Convert to fraction form
    40,989.78/56,564.95 = 23,084.86/x
  3. Step 3: Cross multiply
    40,989.78x = 56,564.95 × 23,084.86
  4. Step 4: Simplify right side
    40,989.78x = 1,305,793,951.66
  5. Step 5: Solve for x
    x = 1,305,793,951.66/40,989.78
  6. Step 6: Final answer
    x = 31,856.57

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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.