Home / 40,358.52-55,663.20-26,215.92

Finding the Fourth Proportional to 40,358.52, 55,663.20 and 26,215.92

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Solution

The fourth proportional to 40,358.52, 55,663.20 and 26,215.92 is: 36,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,358.52 : 55,663.20 = 26,215.92 : x
  2. Step 2: Convert to fraction form
    40,358.52/55,663.20 = 26,215.92/x
  3. Step 3: Cross multiply
    40,358.52x = 55,663.20 × 26,215.92
  4. Step 4: Simplify right side
    40,358.52x = 1,459,261,998.14
  5. Step 5: Solve for x
    x = 1,459,261,998.14/40,358.52
  6. Step 6: Final answer
    x = 36,157.47

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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.