Home / 47,961.45-66,186.90-26,742.09

Finding the Fourth Proportional to 47,961.45, 66,186.90 and 26,742.09

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Solution

The fourth proportional to 47,961.45, 66,186.90 and 26,742.09 is: 36,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,961.45 : 66,186.90 = 26,742.09 : x
  2. Step 2: Convert to fraction form
    47,961.45/66,186.90 = 26,742.09/x
  3. Step 3: Cross multiply
    47,961.45x = 66,186.90 × 26,742.09
  4. Step 4: Simplify right side
    47,961.45x = 1,769,976,036.62
  5. Step 5: Solve for x
    x = 1,769,976,036.62/47,961.45
  6. Step 6: Final answer
    x = 36,904.14

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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.