Home / 36,443.74-54,655.80-15,383.92

Finding the Fourth Proportional to 36,443.74, 54,655.80 and 15,383.92

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Solution

The fourth proportional to 36,443.74, 54,655.80 and 15,383.92 is: 23,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,443.74 : 54,655.80 = 15,383.92 : x
  2. Step 2: Convert to fraction form
    36,443.74/54,655.80 = 15,383.92/x
  3. Step 3: Cross multiply
    36,443.74x = 54,655.80 × 15,383.92
  4. Step 4: Simplify right side
    36,443.74x = 840,820,454.74
  5. Step 5: Solve for x
    x = 840,820,454.74/36,443.74
  6. Step 6: Final answer
    x = 23,071.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.