Home / 17,038.96-23,520.18-9,967.66

Finding the Fourth Proportional to 17,038.96, 23,520.18 and 9,967.66

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Solution

The fourth proportional to 17,038.96, 23,520.18 and 9,967.66 is: 13,759.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,038.96 : 23,520.18 = 9,967.66 : x
  2. Step 2: Convert to fraction form
    17,038.96/23,520.18 = 9,967.66/x
  3. Step 3: Cross multiply
    17,038.96x = 23,520.18 × 9,967.66
  4. Step 4: Simplify right side
    17,038.96x = 234,441,157.38
  5. Step 5: Solve for x
    x = 234,441,157.38/17,038.96
  6. Step 6: Final answer
    x = 13,759.12

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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.