Home / 23,378.42-32,260.68-13,307.90

Finding the Fourth Proportional to 23,378.42, 32,260.68 and 13,307.90

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Solution

The fourth proportional to 23,378.42, 32,260.68 and 13,307.90 is: 18,364.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.42 : 32,260.68 = 13,307.90 : x
  2. Step 2: Convert to fraction form
    23,378.42/32,260.68 = 13,307.90/x
  3. Step 3: Cross multiply
    23,378.42x = 32,260.68 × 13,307.90
  4. Step 4: Simplify right side
    23,378.42x = 429,321,742.07
  5. Step 5: Solve for x
    x = 429,321,742.07/23,378.42
  6. Step 6: Final answer
    x = 18,364.02

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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.