Home / 45,994.72-63,469.20-28,098.40

Finding the Fourth Proportional to 45,994.72, 63,469.20 and 28,098.40

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Solution

The fourth proportional to 45,994.72, 63,469.20 and 28,098.40 is: 38,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,994.72 : 63,469.20 = 28,098.40 : x
  2. Step 2: Convert to fraction form
    45,994.72/63,469.20 = 28,098.40/x
  3. Step 3: Cross multiply
    45,994.72x = 63,469.20 × 28,098.40
  4. Step 4: Simplify right side
    45,994.72x = 1,783,382,969.28
  5. Step 5: Solve for x
    x = 1,783,382,969.28/45,994.72
  6. Step 6: Final answer
    x = 38,773.65

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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.