Home / 47,179.56-65,201.04-38,668.08

Finding the Fourth Proportional to 47,179.56, 65,201.04 and 38,668.08

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Solution

The fourth proportional to 47,179.56, 65,201.04 and 38,668.08 is: 53,438.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,179.56 : 65,201.04 = 38,668.08 : x
  2. Step 2: Convert to fraction form
    47,179.56/65,201.04 = 38,668.08/x
  3. Step 3: Cross multiply
    47,179.56x = 65,201.04 × 38,668.08
  4. Step 4: Simplify right side
    47,179.56x = 2,521,199,030.80
  5. Step 5: Solve for x
    x = 2,521,199,030.80/47,179.56
  6. Step 6: Final answer
    x = 53,438.38

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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.