Home / 47,878.59-66,069.91-27,459.60

Finding the Fourth Proportional to 47,878.59, 66,069.91 and 27,459.60

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Solution

The fourth proportional to 47,878.59, 66,069.91 and 27,459.60 is: 37,892.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,878.59 : 66,069.91 = 27,459.60 : x
  2. Step 2: Convert to fraction form
    47,878.59/66,069.91 = 27,459.60/x
  3. Step 3: Cross multiply
    47,878.59x = 66,069.91 × 27,459.60
  4. Step 4: Simplify right side
    47,878.59x = 1,814,253,300.64
  5. Step 5: Solve for x
    x = 1,814,253,300.64/47,878.59
  6. Step 6: Final answer
    x = 37,892.79

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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.