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Finding the Fourth Proportional to 17,720.93, 24,455.03 and 9,763.17

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Solution

The fourth proportional to 17,720.93, 24,455.03 and 9,763.17 is: 13,473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.93 : 24,455.03 = 9,763.17 : x
  2. Step 2: Convert to fraction form
    17,720.93/24,455.03 = 9,763.17/x
  3. Step 3: Cross multiply
    17,720.93x = 24,455.03 × 9,763.17
  4. Step 4: Simplify right side
    17,720.93x = 238,758,566.43
  5. Step 5: Solve for x
    x = 238,758,566.43/17,720.93
  6. Step 6: Final answer
    x = 13,473.26

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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.