Home / 34,257.12-51,389.10-9,297.57

Finding the Fourth Proportional to 34,257.12, 51,389.10 and 9,297.57

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Solution

The fourth proportional to 34,257.12, 51,389.10 and 9,297.57 is: 13,947.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,257.12 : 51,389.10 = 9,297.57 : x
  2. Step 2: Convert to fraction form
    34,257.12/51,389.10 = 9,297.57/x
  3. Step 3: Cross multiply
    34,257.12x = 51,389.10 × 9,297.57
  4. Step 4: Simplify right side
    34,257.12x = 477,793,754.49
  5. Step 5: Solve for x
    x = 477,793,754.49/34,257.12
  6. Step 6: Final answer
    x = 13,947.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.