Home / 22,359.36-30,869.44-14,812.12

Finding the Fourth Proportional to 22,359.36, 30,869.44 and 14,812.12

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Solution

The fourth proportional to 22,359.36, 30,869.44 and 14,812.12 is: 20,449.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,359.36 : 30,869.44 = 14,812.12 : x
  2. Step 2: Convert to fraction form
    22,359.36/30,869.44 = 14,812.12/x
  3. Step 3: Cross multiply
    22,359.36x = 30,869.44 × 14,812.12
  4. Step 4: Simplify right side
    22,359.36x = 457,241,849.61
  5. Step 5: Solve for x
    x = 457,241,849.61/22,359.36
  6. Step 6: Final answer
    x = 20,449.68

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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.