Home / 23,289.53-32,134.08-13,215.69

Finding the Fourth Proportional to 23,289.53, 32,134.08 and 13,215.69

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Solution

The fourth proportional to 23,289.53, 32,134.08 and 13,215.69 is: 18,234.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,289.53 : 32,134.08 = 13,215.69 : x
  2. Step 2: Convert to fraction form
    23,289.53/32,134.08 = 13,215.69/x
  3. Step 3: Cross multiply
    23,289.53x = 32,134.08 × 13,215.69
  4. Step 4: Simplify right side
    23,289.53x = 424,673,973.64
  5. Step 5: Solve for x
    x = 424,673,973.64/23,289.53
  6. Step 6: Final answer
    x = 18,234.55

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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.