Home / 15,234.92-21,030.54-11,042.36

Finding the Fourth Proportional to 15,234.92, 21,030.54 and 11,042.36

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Solution

The fourth proportional to 15,234.92, 21,030.54 and 11,042.36 is: 15,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.92 : 21,030.54 = 11,042.36 : x
  2. Step 2: Convert to fraction form
    15,234.92/21,030.54 = 11,042.36/x
  3. Step 3: Cross multiply
    15,234.92x = 21,030.54 × 11,042.36
  4. Step 4: Simplify right side
    15,234.92x = 232,226,793.67
  5. Step 5: Solve for x
    x = 232,226,793.67/15,234.92
  6. Step 6: Final answer
    x = 15,243.06

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1.5x scale

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.