Home / 20,752.47-31,133.61-5,961.06

Finding the Fourth Proportional to 20,752.47, 31,133.61 and 5,961.06

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Solution

The fourth proportional to 20,752.47, 31,133.61 and 5,961.06 is: 8,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,752.47 : 31,133.61 = 5,961.06 : x
  2. Step 2: Convert to fraction form
    20,752.47/31,133.61 = 5,961.06/x
  3. Step 3: Cross multiply
    20,752.47x = 31,133.61 × 5,961.06
  4. Step 4: Simplify right side
    20,752.47x = 185,589,317.23
  5. Step 5: Solve for x
    x = 185,589,317.23/20,752.47
  6. Step 6: Final answer
    x = 8,943.00

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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.