Home / 23,139.44-34,700.96-8,344.40

Finding the Fourth Proportional to 23,139.44, 34,700.96 and 8,344.40

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Solution

The fourth proportional to 23,139.44, 34,700.96 and 8,344.40 is: 12,513.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,139.44 : 34,700.96 = 8,344.40 : x
  2. Step 2: Convert to fraction form
    23,139.44/34,700.96 = 8,344.40/x
  3. Step 3: Cross multiply
    23,139.44x = 34,700.96 × 8,344.40
  4. Step 4: Simplify right side
    23,139.44x = 289,558,690.62
  5. Step 5: Solve for x
    x = 289,558,690.62/23,139.44
  6. Step 6: Final answer
    x = 12,513.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.