Home / 23,438.48-32,344.46-13,366.68

Finding the Fourth Proportional to 23,438.48, 32,344.46 and 13,366.68

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Solution

The fourth proportional to 23,438.48, 32,344.46 and 13,366.68 is: 18,445.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,438.48 : 32,344.46 = 13,366.68 : x
  2. Step 2: Convert to fraction form
    23,438.48/32,344.46 = 13,366.68/x
  3. Step 3: Cross multiply
    23,438.48x = 32,344.46 × 13,366.68
  4. Step 4: Simplify right side
    23,438.48x = 432,337,979.76
  5. Step 5: Solve for x
    x = 432,337,979.76/23,438.48
  6. Step 6: Final answer
    x = 18,445.65

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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.