Home / 14,315.43-21,462.21-9,635.25

Finding the Fourth Proportional to 14,315.43, 21,462.21 and 9,635.25

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Solution

The fourth proportional to 14,315.43, 21,462.21 and 9,635.25 is: 14,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315.43 : 21,462.21 = 9,635.25 : x
  2. Step 2: Convert to fraction form
    14,315.43/21,462.21 = 9,635.25/x
  3. Step 3: Cross multiply
    14,315.43x = 21,462.21 × 9,635.25
  4. Step 4: Simplify right side
    14,315.43x = 206,793,758.90
  5. Step 5: Solve for x
    x = 206,793,758.90/14,315.43
  6. Step 6: Final answer
    x = 14,445.52

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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.