Home / 47,764.20-71,660.70-25,588.20

Finding the Fourth Proportional to 47,764.20, 71,660.70 and 25,588.20

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Solution

The fourth proportional to 47,764.20, 71,660.70 and 25,588.20 is: 38,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,764.20 : 71,660.70 = 25,588.20 : x
  2. Step 2: Convert to fraction form
    47,764.20/71,660.70 = 25,588.20/x
  3. Step 3: Cross multiply
    47,764.20x = 71,660.70 × 25,588.20
  4. Step 4: Simplify right side
    47,764.20x = 1,833,668,323.74
  5. Step 5: Solve for x
    x = 1,833,668,323.74/47,764.20
  6. Step 6: Final answer
    x = 38,390.01

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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.