Home / 47,897.56-66,094.40-27,748

Finding the Fourth Proportional to 47,897.56, 66,094.40 and 27,748

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Solution

The fourth proportional to 47,897.56, 66,094.40 and 27,748 is: 38,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,897.56 : 66,094.40 = 27,748 : x
  2. Step 2: Convert to fraction form
    47,897.56/66,094.40 = 27,748/x
  3. Step 3: Cross multiply
    47,897.56x = 66,094.40 × 27,748
  4. Step 4: Simplify right side
    47,897.56x = 1,833,987,411.20
  5. Step 5: Solve for x
    x = 1,833,987,411.20/47,897.56
  6. Step 6: Final answer
    x = 38,289.79

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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.