Home / 51,010.98-70,394.19-28,349.70

Finding the Fourth Proportional to 51,010.98, 70,394.19 and 28,349.70

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Solution

The fourth proportional to 51,010.98, 70,394.19 and 28,349.70 is: 39,122.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,010.98 : 70,394.19 = 28,349.70 : x
  2. Step 2: Convert to fraction form
    51,010.98/70,394.19 = 28,349.70/x
  3. Step 3: Cross multiply
    51,010.98x = 70,394.19 × 28,349.70
  4. Step 4: Simplify right side
    51,010.98x = 1,995,654,168.24
  5. Step 5: Solve for x
    x = 1,995,654,168.24/51,010.98
  6. Step 6: Final answer
    x = 39,122.05

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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.