Home / 40,787.78-56,287.26-23,803.70

Finding the Fourth Proportional to 40,787.78, 56,287.26 and 23,803.70

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Solution

The fourth proportional to 40,787.78, 56,287.26 and 23,803.70 is: 32,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,787.78 : 56,287.26 = 23,803.70 : x
  2. Step 2: Convert to fraction form
    40,787.78/56,287.26 = 23,803.70/x
  3. Step 3: Cross multiply
    40,787.78x = 56,287.26 × 23,803.70
  4. Step 4: Simplify right side
    40,787.78x = 1,339,845,050.86
  5. Step 5: Solve for x
    x = 1,339,845,050.86/40,787.78
  6. Step 6: Final answer
    x = 32,849.18

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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.