Home / 51,178.19-70,626.04-29,672.10

Finding the Fourth Proportional to 51,178.19, 70,626.04 and 29,672.10

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Solution

The fourth proportional to 51,178.19, 70,626.04 and 29,672.10 is: 40,947.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,178.19 : 70,626.04 = 29,672.10 : x
  2. Step 2: Convert to fraction form
    51,178.19/70,626.04 = 29,672.10/x
  3. Step 3: Cross multiply
    51,178.19x = 70,626.04 × 29,672.10
  4. Step 4: Simplify right side
    51,178.19x = 2,095,622,847.30
  5. Step 5: Solve for x
    x = 2,095,622,847.30/51,178.19
  6. Step 6: Final answer
    x = 40,947.58

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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.