Home / 36,406.74-54,631.34-15,345.49

Finding the Fourth Proportional to 36,406.74, 54,631.34 and 15,345.49

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Solution

The fourth proportional to 36,406.74, 54,631.34 and 15,345.49 is: 23,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406.74 : 54,631.34 = 15,345.49 : x
  2. Step 2: Convert to fraction form
    36,406.74/54,631.34 = 15,345.49/x
  3. Step 3: Cross multiply
    36,406.74x = 54,631.34 × 15,345.49
  4. Step 4: Simplify right side
    36,406.74x = 838,344,681.66
  5. Step 5: Solve for x
    x = 838,344,681.66/36,406.74
  6. Step 6: Final answer
    x = 23,027.18

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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.