Home / 26,610.16-36,723.90-15,281.50

Finding the Fourth Proportional to 26,610.16, 36,723.90 and 15,281.50

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Solution

The fourth proportional to 26,610.16, 36,723.90 and 15,281.50 is: 21,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,610.16 : 36,723.90 = 15,281.50 : x
  2. Step 2: Convert to fraction form
    26,610.16/36,723.90 = 15,281.50/x
  3. Step 3: Cross multiply
    26,610.16x = 36,723.90 × 15,281.50
  4. Step 4: Simplify right side
    26,610.16x = 561,196,277.85
  5. Step 5: Solve for x
    x = 561,196,277.85/26,610.16
  6. Step 6: Final answer
    x = 21,089.55

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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.