Home / 54,113.15-81,187.23-26,029.55

Finding the Fourth Proportional to 54,113.15, 81,187.23 and 26,029.55

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Solution

The fourth proportional to 54,113.15, 81,187.23 and 26,029.55 is: 39,052.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,113.15 : 81,187.23 = 26,029.55 : x
  2. Step 2: Convert to fraction form
    54,113.15/81,187.23 = 26,029.55/x
  3. Step 3: Cross multiply
    54,113.15x = 81,187.23 × 26,029.55
  4. Step 4: Simplify right side
    54,113.15x = 2,113,266,656.71
  5. Step 5: Solve for x
    x = 2,113,266,656.71/54,113.15
  6. Step 6: Final answer
    x = 39,052.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.