Home / 47,818.42-65,985.51-27,676.78

Finding the Fourth Proportional to 47,818.42, 65,985.51 and 27,676.78

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Solution

The fourth proportional to 47,818.42, 65,985.51 and 27,676.78 is: 38,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,818.42 : 65,985.51 = 27,676.78 : x
  2. Step 2: Convert to fraction form
    47,818.42/65,985.51 = 27,676.78/x
  3. Step 3: Cross multiply
    47,818.42x = 65,985.51 × 27,676.78
  4. Step 4: Simplify right side
    47,818.42x = 1,826,266,443.46
  5. Step 5: Solve for x
    x = 1,826,266,443.46/47,818.42
  6. Step 6: Final answer
    x = 38,191.69

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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.