Home / 12,608.24-17,390.52-10,926.68

Finding the Fourth Proportional to 12,608.24, 17,390.52 and 10,926.68

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Solution

The fourth proportional to 12,608.24, 17,390.52 and 10,926.68 is: 15,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,608.24 : 17,390.52 = 10,926.68 : x
  2. Step 2: Convert to fraction form
    12,608.24/17,390.52 = 10,926.68/x
  3. Step 3: Cross multiply
    12,608.24x = 17,390.52 × 10,926.68
  4. Step 4: Simplify right side
    12,608.24x = 190,020,647.07
  5. Step 5: Solve for x
    x = 190,020,647.07/12,608.24
  6. Step 6: Final answer
    x = 15,071.15

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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.