Home / 48,001.91-72,013.80-18,433.67

Finding the Fourth Proportional to 48,001.91, 72,013.80 and 18,433.67

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Solution

The fourth proportional to 48,001.91, 72,013.80 and 18,433.67 is: 27,654.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,001.91 : 72,013.80 = 18,433.67 : x
  2. Step 2: Convert to fraction form
    48,001.91/72,013.80 = 18,433.67/x
  3. Step 3: Cross multiply
    48,001.91x = 72,013.80 × 18,433.67
  4. Step 4: Simplify right side
    48,001.91x = 1,327,478,624.65
  5. Step 5: Solve for x
    x = 1,327,478,624.65/48,001.91
  6. Step 6: Final answer
    x = 27,654.70

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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.