Home / 47,959.81-66,184.82-27,828.68

Finding the Fourth Proportional to 47,959.81, 66,184.82 and 27,828.68

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Solution

The fourth proportional to 47,959.81, 66,184.82 and 27,828.68 is: 38,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,959.81 : 66,184.82 = 27,828.68 : x
  2. Step 2: Convert to fraction form
    47,959.81/66,184.82 = 27,828.68/x
  3. Step 3: Cross multiply
    47,959.81x = 66,184.82 × 27,828.68
  4. Step 4: Simplify right side
    47,959.81x = 1,841,835,915.29
  5. Step 5: Solve for x
    x = 1,841,835,915.29/47,959.81
  6. Step 6: Final answer
    x = 38,403.74

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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.