Home / 38,967.66-58,456.66-12,663.52

Finding the Fourth Proportional to 38,967.66, 58,456.66 and 12,663.52

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Solution

The fourth proportional to 38,967.66, 58,456.66 and 12,663.52 is: 18,996.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,967.66 : 58,456.66 = 12,663.52 : x
  2. Step 2: Convert to fraction form
    38,967.66/58,456.66 = 12,663.52/x
  3. Step 3: Cross multiply
    38,967.66x = 58,456.66 × 12,663.52
  4. Step 4: Simplify right side
    38,967.66x = 740,267,083.04
  5. Step 5: Solve for x
    x = 740,267,083.04/38,967.66
  6. Step 6: Final answer
    x = 18,996.96

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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.