Home / 51,069.15-70,474.41-28,407.66

Finding the Fourth Proportional to 51,069.15, 70,474.41 and 28,407.66

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Solution

The fourth proportional to 51,069.15, 70,474.41 and 28,407.66 is: 39,202.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,069.15 : 70,474.41 = 28,407.66 : x
  2. Step 2: Convert to fraction form
    51,069.15/70,474.41 = 28,407.66/x
  3. Step 3: Cross multiply
    51,069.15x = 70,474.41 × 28,407.66
  4. Step 4: Simplify right side
    51,069.15x = 2,002,013,077.98
  5. Step 5: Solve for x
    x = 2,002,013,077.98/51,069.15
  6. Step 6: Final answer
    x = 39,202.01

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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.