Home / 51,236.06-70,710.84-38,292.86

Finding the Fourth Proportional to 51,236.06, 70,710.84 and 38,292.86

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Solution

The fourth proportional to 51,236.06, 70,710.84 and 38,292.86 is: 52,847.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,236.06 : 70,710.84 = 38,292.86 : x
  2. Step 2: Convert to fraction form
    51,236.06/70,710.84 = 38,292.86/x
  3. Step 3: Cross multiply
    51,236.06x = 70,710.84 × 38,292.86
  4. Step 4: Simplify right side
    51,236.06x = 2,707,720,296.60
  5. Step 5: Solve for x
    x = 2,707,720,296.60/51,236.06
  6. Step 6: Final answer
    x = 52,847.94

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.