Home / 17,146.12-23,664.20-10,859.08

Finding the Fourth Proportional to 17,146.12, 23,664.20 and 10,859.08

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Solution

The fourth proportional to 17,146.12, 23,664.20 and 10,859.08 is: 14,987.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,146.12 : 23,664.20 = 10,859.08 : x
  2. Step 2: Convert to fraction form
    17,146.12/23,664.20 = 10,859.08/x
  3. Step 3: Cross multiply
    17,146.12x = 23,664.20 × 10,859.08
  4. Step 4: Simplify right side
    17,146.12x = 256,971,440.94
  5. Step 5: Solve for x
    x = 256,971,440.94/17,146.12
  6. Step 6: Final answer
    x = 14,987.15

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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.