Home / 47,857.04-66,044.88-27,714.80

Finding the Fourth Proportional to 47,857.04, 66,044.88 and 27,714.80

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Solution

The fourth proportional to 47,857.04, 66,044.88 and 27,714.80 is: 38,247.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,857.04 : 66,044.88 = 27,714.80 : x
  2. Step 2: Convert to fraction form
    47,857.04/66,044.88 = 27,714.80/x
  3. Step 3: Cross multiply
    47,857.04x = 66,044.88 × 27,714.80
  4. Step 4: Simplify right side
    47,857.04x = 1,830,420,640.22
  5. Step 5: Solve for x
    x = 1,830,420,640.22/47,857.04
  6. Step 6: Final answer
    x = 38,247.68

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1.5x scale

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.