Home / 16,860.51-23,268.15-9,307.17

Finding the Fourth Proportional to 16,860.51, 23,268.15 and 9,307.17

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Solution

The fourth proportional to 16,860.51, 23,268.15 and 9,307.17 is: 12,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.51 : 23,268.15 = 9,307.17 : x
  2. Step 2: Convert to fraction form
    16,860.51/23,268.15 = 9,307.17/x
  3. Step 3: Cross multiply
    16,860.51x = 23,268.15 × 9,307.17
  4. Step 4: Simplify right side
    16,860.51x = 216,560,627.64
  5. Step 5: Solve for x
    x = 216,560,627.64/16,860.51
  6. Step 6: Final answer
    x = 12,844.25

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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.