Home / 65,470.38-98,205.46-18,085.34

Finding the Fourth Proportional to 65,470.38, 98,205.46 and 18,085.34

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Solution

The fourth proportional to 65,470.38, 98,205.46 and 18,085.34 is: 27,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,470.38 : 98,205.46 = 18,085.34 : x
  2. Step 2: Convert to fraction form
    65,470.38/98,205.46 = 18,085.34/x
  3. Step 3: Cross multiply
    65,470.38x = 98,205.46 × 18,085.34
  4. Step 4: Simplify right side
    65,470.38x = 1,776,079,133.96
  5. Step 5: Solve for x
    x = 1,776,079,133.96/65,470.38
  6. Step 6: Final answer
    x = 27,127.98

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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.