Home / 47,967.20-66,174-33,037.28

Finding the Fourth Proportional to 47,967.20, 66,174 and 33,037.28

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Solution

The fourth proportional to 47,967.20, 66,174 and 33,037.28 is: 45,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,967.20 : 66,174 = 33,037.28 : x
  2. Step 2: Convert to fraction form
    47,967.20/66,174 = 33,037.28/x
  3. Step 3: Cross multiply
    47,967.20x = 66,174 × 33,037.28
  4. Step 4: Simplify right side
    47,967.20x = 2,186,208,966.72
  5. Step 5: Solve for x
    x = 2,186,208,966.72/47,967.20
  6. Step 6: Final answer
    x = 45,577.16

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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.