Home / 22,356.18-30,852.04-12,283.99

Finding the Fourth Proportional to 22,356.18, 30,852.04 and 12,283.99

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Solution

The fourth proportional to 22,356.18, 30,852.04 and 12,283.99 is: 16,952.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356.18 : 30,852.04 = 12,283.99 : x
  2. Step 2: Convert to fraction form
    22,356.18/30,852.04 = 12,283.99/x
  3. Step 3: Cross multiply
    22,356.18x = 30,852.04 × 12,283.99
  4. Step 4: Simplify right side
    22,356.18x = 378,986,150.84
  5. Step 5: Solve for x
    x = 378,986,150.84/22,356.18
  6. Step 6: Final answer
    x = 16,952.19

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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.