Home / 22,117.14-33,188.67-15,870.42

Finding the Fourth Proportional to 22,117.14, 33,188.67 and 15,870.42

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Solution

The fourth proportional to 22,117.14, 33,188.67 and 15,870.42 is: 23,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,117.14 : 33,188.67 = 15,870.42 : x
  2. Step 2: Convert to fraction form
    22,117.14/33,188.67 = 15,870.42/x
  3. Step 3: Cross multiply
    22,117.14x = 33,188.67 × 15,870.42
  4. Step 4: Simplify right side
    22,117.14x = 526,718,132.14
  5. Step 5: Solve for x
    x = 526,718,132.14/22,117.14
  6. Step 6: Final answer
    x = 23,814.93

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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.