Home / 23,515.38-32,451.84-13,445.46

Finding the Fourth Proportional to 23,515.38, 32,451.84 and 13,445.46

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Solution

The fourth proportional to 23,515.38, 32,451.84 and 13,445.46 is: 18,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,515.38 : 32,451.84 = 13,445.46 : x
  2. Step 2: Convert to fraction form
    23,515.38/32,451.84 = 13,445.46/x
  3. Step 3: Cross multiply
    23,515.38x = 32,451.84 × 13,445.46
  4. Step 4: Simplify right side
    23,515.38x = 436,329,916.65
  5. Step 5: Solve for x
    x = 436,329,916.65/23,515.38
  6. Step 6: Final answer
    x = 18,555.09

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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.