Home / 47,869.18-66,065.65-27,459.20

Finding the Fourth Proportional to 47,869.18, 66,065.65 and 27,459.20

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Solution

The fourth proportional to 47,869.18, 66,065.65 and 27,459.20 is: 37,897.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,869.18 : 66,065.65 = 27,459.20 : x
  2. Step 2: Convert to fraction form
    47,869.18/66,065.65 = 27,459.20/x
  3. Step 3: Cross multiply
    47,869.18x = 66,065.65 × 27,459.20
  4. Step 4: Simplify right side
    47,869.18x = 1,814,109,993.00
  5. Step 5: Solve for x
    x = 1,814,109,993.00/47,869.18
  6. Step 6: Final answer
    x = 37,897.25

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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.