Home / 47,670.12-65,781.72-26,449.34

Finding the Fourth Proportional to 47,670.12, 65,781.72 and 26,449.34

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Solution

The fourth proportional to 47,670.12, 65,781.72 and 26,449.34 is: 36,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,670.12 : 65,781.72 = 26,449.34 : x
  2. Step 2: Convert to fraction form
    47,670.12/65,781.72 = 26,449.34/x
  3. Step 3: Cross multiply
    47,670.12x = 65,781.72 × 26,449.34
  4. Step 4: Simplify right side
    47,670.12x = 1,739,882,749.16
  5. Step 5: Solve for x
    x = 1,739,882,749.16/47,670.12
  6. Step 6: Final answer
    x = 36,498.39

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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.