Home / 14,535.10-20,058.48-8,247.46

Finding the Fourth Proportional to 14,535.10, 20,058.48 and 8,247.46

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Solution

The fourth proportional to 14,535.10, 20,058.48 and 8,247.46 is: 11,381.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,535.10 : 20,058.48 = 8,247.46 : x
  2. Step 2: Convert to fraction form
    14,535.10/20,058.48 = 8,247.46/x
  3. Step 3: Cross multiply
    14,535.10x = 20,058.48 × 8,247.46
  4. Step 4: Simplify right side
    14,535.10x = 165,431,511.46
  5. Step 5: Solve for x
    x = 165,431,511.46/14,535.10
  6. Step 6: Final answer
    x = 11,381.52

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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.