Home / 23,247.72-32,082.23-12,637.40

Finding the Fourth Proportional to 23,247.72, 32,082.23 and 12,637.40

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Solution

The fourth proportional to 23,247.72, 32,082.23 and 12,637.40 is: 17,439.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,247.72 : 32,082.23 = 12,637.40 : x
  2. Step 2: Convert to fraction form
    23,247.72/32,082.23 = 12,637.40/x
  3. Step 3: Cross multiply
    23,247.72x = 32,082.23 × 12,637.40
  4. Step 4: Simplify right side
    23,247.72x = 405,435,749.80
  5. Step 5: Solve for x
    x = 405,435,749.80/23,247.72
  6. Step 6: Final answer
    x = 17,439.81

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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.