Home / 40,384.44-55,737.32-23,385.78

Finding the Fourth Proportional to 40,384.44, 55,737.32 and 23,385.78

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Solution

The fourth proportional to 40,384.44, 55,737.32 and 23,385.78 is: 32,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.44 : 55,737.32 = 23,385.78 : x
  2. Step 2: Convert to fraction form
    40,384.44/55,737.32 = 23,385.78/x
  3. Step 3: Cross multiply
    40,384.44x = 55,737.32 × 23,385.78
  4. Step 4: Simplify right side
    40,384.44x = 1,303,460,586.38
  5. Step 5: Solve for x
    x = 1,303,460,586.38/40,384.44
  6. Step 6: Final answer
    x = 32,276.31

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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.