Home / 51,266.28-70,745.49-28,604.10

Finding the Fourth Proportional to 51,266.28, 70,745.49 and 28,604.10

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Solution

The fourth proportional to 51,266.28, 70,745.49 and 28,604.10 is: 39,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,266.28 : 70,745.49 = 28,604.10 : x
  2. Step 2: Convert to fraction form
    51,266.28/70,745.49 = 28,604.10/x
  3. Step 3: Cross multiply
    51,266.28x = 70,745.49 × 28,604.10
  4. Step 4: Simplify right side
    51,266.28x = 2,023,611,070.51
  5. Step 5: Solve for x
    x = 2,023,611,070.51/51,266.28
  6. Step 6: Final answer
    x = 39,472.56

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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.