Home / 22,330.16-30,809.30-14,376.99

Finding the Fourth Proportional to 22,330.16, 30,809.30 and 14,376.99

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Solution

The fourth proportional to 22,330.16, 30,809.30 and 14,376.99 is: 19,836.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,330.16 : 30,809.30 = 14,376.99 : x
  2. Step 2: Convert to fraction form
    22,330.16/30,809.30 = 14,376.99/x
  3. Step 3: Cross multiply
    22,330.16x = 30,809.30 × 14,376.99
  4. Step 4: Simplify right side
    22,330.16x = 442,944,843.96
  5. Step 5: Solve for x
    x = 442,944,843.96/22,330.16
  6. Step 6: Final answer
    x = 19,836.17

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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.