Home / 23,618.28-32,584.67-13,403.40

Finding the Fourth Proportional to 23,618.28, 32,584.67 and 13,403.40

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Solution

The fourth proportional to 23,618.28, 32,584.67 and 13,403.40 is: 18,491.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618.28 : 32,584.67 = 13,403.40 : x
  2. Step 2: Convert to fraction form
    23,618.28/32,584.67 = 13,403.40/x
  3. Step 3: Cross multiply
    23,618.28x = 32,584.67 × 13,403.40
  4. Step 4: Simplify right side
    23,618.28x = 436,745,298.86
  5. Step 5: Solve for x
    x = 436,745,298.86/23,618.28
  6. Step 6: Final answer
    x = 18,491.83

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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.