Home / 47,123.10-65,041.05-26,991.57

Finding the Fourth Proportional to 47,123.10, 65,041.05 and 26,991.57

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Solution

The fourth proportional to 47,123.10, 65,041.05 and 26,991.57 is: 37,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,123.10 : 65,041.05 = 26,991.57 : x
  2. Step 2: Convert to fraction form
    47,123.10/65,041.05 = 26,991.57/x
  3. Step 3: Cross multiply
    47,123.10x = 65,041.05 × 26,991.57
  4. Step 4: Simplify right side
    47,123.10x = 1,755,560,053.95
  5. Step 5: Solve for x
    x = 1,755,560,053.95/47,123.10
  6. Step 6: Final answer
    x = 37,254.77

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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.