Home / 45,621.90-68,384.43-26,910.74

Finding the Fourth Proportional to 45,621.90, 68,384.43 and 26,910.74

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Solution

The fourth proportional to 45,621.90, 68,384.43 and 26,910.74 is: 40,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,621.90 : 68,384.43 = 26,910.74 : x
  2. Step 2: Convert to fraction form
    45,621.90/68,384.43 = 26,910.74/x
  3. Step 3: Cross multiply
    45,621.90x = 68,384.43 × 26,910.74
  4. Step 4: Simplify right side
    45,621.90x = 1,840,275,615.78
  5. Step 5: Solve for x
    x = 1,840,275,615.78/45,621.90
  6. Step 6: Final answer
    x = 40,337.55

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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.