Home / 51,219.24-70,677.38-28,556.10

Finding the Fourth Proportional to 51,219.24, 70,677.38 and 28,556.10

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Solution

The fourth proportional to 51,219.24, 70,677.38 and 28,556.10 is: 39,404.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,219.24 : 70,677.38 = 28,556.10 : x
  2. Step 2: Convert to fraction form
    51,219.24/70,677.38 = 28,556.10/x
  3. Step 3: Cross multiply
    51,219.24x = 70,677.38 × 28,556.10
  4. Step 4: Simplify right side
    51,219.24x = 2,018,270,331.02
  5. Step 5: Solve for x
    x = 2,018,270,331.02/51,219.24
  6. Step 6: Final answer
    x = 39,404.53

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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.