Home / 20,117.23-30,196.87-14,858.17

Finding the Fourth Proportional to 20,117.23, 30,196.87 and 14,858.17

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Solution

The fourth proportional to 20,117.23, 30,196.87 and 14,858.17 is: 22,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,117.23 : 30,196.87 = 14,858.17 : x
  2. Step 2: Convert to fraction form
    20,117.23/30,196.87 = 14,858.17/x
  3. Step 3: Cross multiply
    20,117.23x = 30,196.87 × 14,858.17
  4. Step 4: Simplify right side
    20,117.23x = 448,670,115.29
  5. Step 5: Solve for x
    x = 448,670,115.29/20,117.23
  6. Step 6: Final answer
    x = 22,302.78

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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.