Home / 22,063.05-30,448.31-12,503.70

Finding the Fourth Proportional to 22,063.05, 30,448.31 and 12,503.70

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Solution

The fourth proportional to 22,063.05, 30,448.31 and 12,503.70 is: 17,255.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,063.05 : 30,448.31 = 12,503.70 : x
  2. Step 2: Convert to fraction form
    22,063.05/30,448.31 = 12,503.70/x
  3. Step 3: Cross multiply
    22,063.05x = 30,448.31 × 12,503.70
  4. Step 4: Simplify right side
    22,063.05x = 380,716,471.23
  5. Step 5: Solve for x
    x = 380,716,471.23/22,063.05
  6. Step 6: Final answer
    x = 17,255.84

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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.