Home / 47,507.60-65,561.52-26,288.36

Finding the Fourth Proportional to 47,507.60, 65,561.52 and 26,288.36

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Solution

The fourth proportional to 47,507.60, 65,561.52 and 26,288.36 is: 36,278.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,507.60 : 65,561.52 = 26,288.36 : x
  2. Step 2: Convert to fraction form
    47,507.60/65,561.52 = 26,288.36/x
  3. Step 3: Cross multiply
    47,507.60x = 65,561.52 × 26,288.36
  4. Step 4: Simplify right side
    47,507.60x = 1,723,504,839.91
  5. Step 5: Solve for x
    x = 1,723,504,839.91/47,507.60
  6. Step 6: Final answer
    x = 36,278.51

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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.