Home / 17,988.18-26,975.79-7,600.74

Finding the Fourth Proportional to 17,988.18, 26,975.79 and 7,600.74

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Solution

The fourth proportional to 17,988.18, 26,975.79 and 7,600.74 is: 11,398.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.18 : 26,975.79 = 7,600.74 : x
  2. Step 2: Convert to fraction form
    17,988.18/26,975.79 = 7,600.74/x
  3. Step 3: Cross multiply
    17,988.18x = 26,975.79 × 7,600.74
  4. Step 4: Simplify right side
    17,988.18x = 205,035,966.08
  5. Step 5: Solve for x
    x = 205,035,966.08/17,988.18
  6. Step 6: Final answer
    x = 11,398.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.