Home / 40,063.69-55,283.03-22,156.25

Finding the Fourth Proportional to 40,063.69, 55,283.03 and 22,156.25

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Solution

The fourth proportional to 40,063.69, 55,283.03 and 22,156.25 is: 30,572.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,063.69 : 55,283.03 = 22,156.25 : x
  2. Step 2: Convert to fraction form
    40,063.69/55,283.03 = 22,156.25/x
  3. Step 3: Cross multiply
    40,063.69x = 55,283.03 × 22,156.25
  4. Step 4: Simplify right side
    40,063.69x = 1,224,864,633.44
  5. Step 5: Solve for x
    x = 1,224,864,633.44/40,063.69
  6. Step 6: Final answer
    x = 30,572.94

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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.