Home / 45,981.44-63,461.24-28,086.74

Finding the Fourth Proportional to 45,981.44, 63,461.24 and 28,086.74

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Solution

The fourth proportional to 45,981.44, 63,461.24 and 28,086.74 is: 38,763.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,981.44 : 63,461.24 = 28,086.74 : x
  2. Step 2: Convert to fraction form
    45,981.44/63,461.24 = 28,086.74/x
  3. Step 3: Cross multiply
    45,981.44x = 63,461.24 × 28,086.74
  4. Step 4: Simplify right side
    45,981.44x = 1,782,419,347.96
  5. Step 5: Solve for x
    x = 1,782,419,347.96/45,981.44
  6. Step 6: Final answer
    x = 38,763.89

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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.