Home / 15,347.82-23,043.27-7,856.73

Finding the Fourth Proportional to 15,347.82, 23,043.27 and 7,856.73

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Solution

The fourth proportional to 15,347.82, 23,043.27 and 7,856.73 is: 11,796.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.82 : 23,043.27 = 7,856.73 : x
  2. Step 2: Convert to fraction form
    15,347.82/23,043.27 = 7,856.73/x
  3. Step 3: Cross multiply
    15,347.82x = 23,043.27 × 7,856.73
  4. Step 4: Simplify right side
    15,347.82x = 181,044,750.71
  5. Step 5: Solve for x
    x = 181,044,750.71/15,347.82
  6. Step 6: Final answer
    x = 11,796.12

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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.