Home / 47,877.21-66,068.02-27,458.22

Finding the Fourth Proportional to 47,877.21, 66,068.02 and 27,458.22

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Solution

The fourth proportional to 47,877.21, 66,068.02 and 27,458.22 is: 37,890.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,877.21 : 66,068.02 = 27,458.22 : x
  2. Step 2: Convert to fraction form
    47,877.21/66,068.02 = 27,458.22/x
  3. Step 3: Cross multiply
    47,877.21x = 66,068.02 × 27,458.22
  4. Step 4: Simplify right side
    47,877.21x = 1,814,109,959.99
  5. Step 5: Solve for x
    x = 1,814,109,959.99/47,877.21
  6. Step 6: Final answer
    x = 37,890.89

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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.