Home / 22,270.94-30,719.13-14,323.22

Finding the Fourth Proportional to 22,270.94, 30,719.13 and 14,323.22

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Solution

The fourth proportional to 22,270.94, 30,719.13 and 14,323.22 is: 19,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,270.94 : 30,719.13 = 14,323.22 : x
  2. Step 2: Convert to fraction form
    22,270.94/30,719.13 = 14,323.22/x
  3. Step 3: Cross multiply
    22,270.94x = 30,719.13 × 14,323.22
  4. Step 4: Simplify right side
    22,270.94x = 439,996,857.20
  5. Step 5: Solve for x
    x = 439,996,857.20/22,270.94
  6. Step 6: Final answer
    x = 19,756.55

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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.