Home / 51,314.80-70,794.30-29,800.87

Finding the Fourth Proportional to 51,314.80, 70,794.30 and 29,800.87

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Solution

The fourth proportional to 51,314.80, 70,794.30 and 29,800.87 is: 41,113.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,314.80 : 70,794.30 = 29,800.87 : x
  2. Step 2: Convert to fraction form
    51,314.80/70,794.30 = 29,800.87/x
  3. Step 3: Cross multiply
    51,314.80x = 70,794.30 × 29,800.87
  4. Step 4: Simplify right side
    51,314.80x = 2,109,731,731.04
  5. Step 5: Solve for x
    x = 2,109,731,731.04/51,314.80
  6. Step 6: Final answer
    x = 41,113.51

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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.