Home / 23,370.12-32,250.64-12,759.76

Finding the Fourth Proportional to 23,370.12, 32,250.64 and 12,759.76

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Solution

The fourth proportional to 23,370.12, 32,250.64 and 12,759.76 is: 17,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,370.12 : 32,250.64 = 12,759.76 : x
  2. Step 2: Convert to fraction form
    23,370.12/32,250.64 = 12,759.76/x
  3. Step 3: Cross multiply
    23,370.12x = 32,250.64 × 12,759.76
  4. Step 4: Simplify right side
    23,370.12x = 411,510,426.25
  5. Step 5: Solve for x
    x = 411,510,426.25/23,370.12
  6. Step 6: Final answer
    x = 17,608.40

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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.