Home / 22,071.92-33,095.40-20,188.98

Finding the Fourth Proportional to 22,071.92, 33,095.40 and 20,188.98

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Solution

The fourth proportional to 22,071.92, 33,095.40 and 20,188.98 is: 30,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,071.92 : 33,095.40 = 20,188.98 : x
  2. Step 2: Convert to fraction form
    22,071.92/33,095.40 = 20,188.98/x
  3. Step 3: Cross multiply
    22,071.92x = 33,095.40 × 20,188.98
  4. Step 4: Simplify right side
    22,071.92x = 668,162,368.69
  5. Step 5: Solve for x
    x = 668,162,368.69/22,071.92
  6. Step 6: Final answer
    x = 30,272.05

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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.