Home / 40,313.70-55,630.80-24,397.20

Finding the Fourth Proportional to 40,313.70, 55,630.80 and 24,397.20

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Solution

The fourth proportional to 40,313.70, 55,630.80 and 24,397.20 is: 33,666.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.70 : 55,630.80 = 24,397.20 : x
  2. Step 2: Convert to fraction form
    40,313.70/55,630.80 = 24,397.20/x
  3. Step 3: Cross multiply
    40,313.70x = 55,630.80 × 24,397.20
  4. Step 4: Simplify right side
    40,313.70x = 1,357,235,753.76
  5. Step 5: Solve for x
    x = 1,357,235,753.76/40,313.70
  6. Step 6: Final answer
    x = 33,666.86

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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.