Home / 47,985.68-66,218.82-26,764.46

Finding the Fourth Proportional to 47,985.68, 66,218.82 and 26,764.46

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Solution

The fourth proportional to 47,985.68, 66,218.82 and 26,764.46 is: 36,934.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,985.68 : 66,218.82 = 26,764.46 : x
  2. Step 2: Convert to fraction form
    47,985.68/66,218.82 = 26,764.46/x
  3. Step 3: Cross multiply
    47,985.68x = 66,218.82 × 26,764.46
  4. Step 4: Simplify right side
    47,985.68x = 1,772,310,959.14
  5. Step 5: Solve for x
    x = 1,772,310,959.14/47,985.68
  6. Step 6: Final answer
    x = 36,934.16

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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.