Home / 17,242.65-23,788.62-11,277.72

Finding the Fourth Proportional to 17,242.65, 23,788.62 and 11,277.72

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Solution

The fourth proportional to 17,242.65, 23,788.62 and 11,277.72 is: 15,559.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,242.65 : 23,788.62 = 11,277.72 : x
  2. Step 2: Convert to fraction form
    17,242.65/23,788.62 = 11,277.72/x
  3. Step 3: Cross multiply
    17,242.65x = 23,788.62 × 11,277.72
  4. Step 4: Simplify right side
    17,242.65x = 268,281,395.55
  5. Step 5: Solve for x
    x = 268,281,395.55/17,242.65
  6. Step 6: Final answer
    x = 15,559.17

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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.