Home / 51,973.20-77,844.60-27,320.40

Finding the Fourth Proportional to 51,973.20, 77,844.60 and 27,320.40

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Solution

The fourth proportional to 51,973.20, 77,844.60 and 27,320.40 is: 40,920.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,973.20 : 77,844.60 = 27,320.40 : x
  2. Step 2: Convert to fraction form
    51,973.20/77,844.60 = 27,320.40/x
  3. Step 3: Cross multiply
    51,973.20x = 77,844.60 × 27,320.40
  4. Step 4: Simplify right side
    51,973.20x = 2,126,745,609.84
  5. Step 5: Solve for x
    x = 2,126,745,609.84/51,973.20
  6. Step 6: Final answer
    x = 40,920.04

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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.