Home / 45,478.01-68,194.14-26,508.74

Finding the Fourth Proportional to 45,478.01, 68,194.14 and 26,508.74

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Solution

The fourth proportional to 45,478.01, 68,194.14 and 26,508.74 is: 39,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,478.01 : 68,194.14 = 26,508.74 : x
  2. Step 2: Convert to fraction form
    45,478.01/68,194.14 = 26,508.74/x
  3. Step 3: Cross multiply
    45,478.01x = 68,194.14 × 26,508.74
  4. Step 4: Simplify right side
    45,478.01x = 1,807,740,726.78
  5. Step 5: Solve for x
    x = 1,807,740,726.78/45,478.01
  6. Step 6: Final answer
    x = 39,749.78

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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.