Home / 23,447.16-32,359.68-13,378.08

Finding the Fourth Proportional to 23,447.16, 32,359.68 and 13,378.08

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Solution

The fourth proportional to 23,447.16, 32,359.68 and 13,378.08 is: 18,463.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,447.16 : 32,359.68 = 13,378.08 : x
  2. Step 2: Convert to fraction form
    23,447.16/32,359.68 = 13,378.08/x
  3. Step 3: Cross multiply
    23,447.16x = 32,359.68 × 13,378.08
  4. Step 4: Simplify right side
    23,447.16x = 432,910,387.81
  5. Step 5: Solve for x
    x = 432,910,387.81/23,447.16
  6. Step 6: Final answer
    x = 18,463.23

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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.