Home / 51,026.36-70,411.60-29,512.65

Finding the Fourth Proportional to 51,026.36, 70,411.60 and 29,512.65

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Solution

The fourth proportional to 51,026.36, 70,411.60 and 29,512.65 is: 40,724.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,026.36 : 70,411.60 = 29,512.65 : x
  2. Step 2: Convert to fraction form
    51,026.36/70,411.60 = 29,512.65/x
  3. Step 3: Cross multiply
    51,026.36x = 70,411.60 × 29,512.65
  4. Step 4: Simplify right side
    51,026.36x = 2,078,033,290.68
  5. Step 5: Solve for x
    x = 2,078,033,290.68/51,026.36
  6. Step 6: Final answer
    x = 40,724.71

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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.