Home / 51,034.08-70,426.62-28,372.44

Finding the Fourth Proportional to 51,034.08, 70,426.62 and 28,372.44

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Solution

The fourth proportional to 51,034.08, 70,426.62 and 28,372.44 is: 39,153.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,034.08 : 70,426.62 = 28,372.44 : x
  2. Step 2: Convert to fraction form
    51,034.08/70,426.62 = 28,372.44/x
  3. Step 3: Cross multiply
    51,034.08x = 70,426.62 × 28,372.44
  4. Step 4: Simplify right side
    51,034.08x = 1,998,175,050.35
  5. Step 5: Solve for x
    x = 1,998,175,050.35/51,034.08
  6. Step 6: Final answer
    x = 39,153.74

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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.