Home / 20,001.93-30,002.52-5,971.47

Finding the Fourth Proportional to 20,001.93, 30,002.52 and 5,971.47

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Solution

The fourth proportional to 20,001.93, 30,002.52 and 5,971.47 is: 8,957.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001.93 : 30,002.52 = 5,971.47 : x
  2. Step 2: Convert to fraction form
    20,001.93/30,002.52 = 5,971.47/x
  3. Step 3: Cross multiply
    20,001.93x = 30,002.52 × 5,971.47
  4. Step 4: Simplify right side
    20,001.93x = 179,159,146.15
  5. Step 5: Solve for x
    x = 179,159,146.15/20,001.93
  6. Step 6: Final answer
    x = 8,957.09

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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.