Home / 15,410.31-23,110.81-8,010.72

Finding the Fourth Proportional to 15,410.31, 23,110.81 and 8,010.72

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Solution

The fourth proportional to 15,410.31, 23,110.81 and 8,010.72 is: 12,013.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.31 : 23,110.81 = 8,010.72 : x
  2. Step 2: Convert to fraction form
    15,410.31/23,110.81 = 8,010.72/x
  3. Step 3: Cross multiply
    15,410.31x = 23,110.81 × 8,010.72
  4. Step 4: Simplify right side
    15,410.31x = 185,134,227.88
  5. Step 5: Solve for x
    x = 185,134,227.88/15,410.31
  6. Step 6: Final answer
    x = 12,013.66

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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.