Home / 47,931.84-66,147.84-26,714.88

Finding the Fourth Proportional to 47,931.84, 66,147.84 and 26,714.88

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Solution

The fourth proportional to 47,931.84, 66,147.84 and 26,714.88 is: 36,867.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,931.84 : 66,147.84 = 26,714.88 : x
  2. Step 2: Convert to fraction form
    47,931.84/66,147.84 = 26,714.88/x
  3. Step 3: Cross multiply
    47,931.84x = 66,147.84 × 26,714.88
  4. Step 4: Simplify right side
    47,931.84x = 1,767,131,607.86
  5. Step 5: Solve for x
    x = 1,767,131,607.86/47,931.84
  6. Step 6: Final answer
    x = 36,867.59

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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.