Home / 22,329.53-30,816.30-14,762.71

Finding the Fourth Proportional to 22,329.53, 30,816.30 and 14,762.71

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Solution

The fourth proportional to 22,329.53, 30,816.30 and 14,762.71 is: 20,373.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,329.53 : 30,816.30 = 14,762.71 : x
  2. Step 2: Convert to fraction form
    22,329.53/30,816.30 = 14,762.71/x
  3. Step 3: Cross multiply
    22,329.53x = 30,816.30 × 14,762.71
  4. Step 4: Simplify right side
    22,329.53x = 454,932,100.17
  5. Step 5: Solve for x
    x = 454,932,100.17/22,329.53
  6. Step 6: Final answer
    x = 20,373.56

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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.