Home / 38,708.03-58,115.81-20,001.89

Finding the Fourth Proportional to 38,708.03, 58,115.81 and 20,001.89

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Solution

The fourth proportional to 38,708.03, 58,115.81 and 20,001.89 is: 30,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,708.03 : 58,115.81 = 20,001.89 : x
  2. Step 2: Convert to fraction form
    38,708.03/58,115.81 = 20,001.89/x
  3. Step 3: Cross multiply
    38,708.03x = 58,115.81 × 20,001.89
  4. Step 4: Simplify right side
    38,708.03x = 1,162,426,234.18
  5. Step 5: Solve for x
    x = 1,162,426,234.18/38,708.03
  6. Step 6: Final answer
    x = 30,030.62

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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.