Home / 23,287.42-32,135.67-13,215.65

Finding the Fourth Proportional to 23,287.42, 32,135.67 and 13,215.65

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Solution

The fourth proportional to 23,287.42, 32,135.67 and 13,215.65 is: 18,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,287.42 : 32,135.67 = 13,215.65 : x
  2. Step 2: Convert to fraction form
    23,287.42/32,135.67 = 13,215.65/x
  3. Step 3: Cross multiply
    23,287.42x = 32,135.67 × 13,215.65
  4. Step 4: Simplify right side
    23,287.42x = 424,693,767.24
  5. Step 5: Solve for x
    x = 424,693,767.24/23,287.42
  6. Step 6: Final answer
    x = 18,237.05

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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.