Home / 22,357-30,852.66-12,926.17

Finding the Fourth Proportional to 22,357, 30,852.66 and 12,926.17

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Solution

The fourth proportional to 22,357, 30,852.66 and 12,926.17 is: 17,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,357 : 30,852.66 = 12,926.17 : x
  2. Step 2: Convert to fraction form
    22,357/30,852.66 = 12,926.17/x
  3. Step 3: Cross multiply
    22,357x = 30,852.66 × 12,926.17
  4. Step 4: Simplify right side
    22,357x = 398,806,728.11
  5. Step 5: Solve for x
    x = 398,806,728.11/22,357
  6. Step 6: Final answer
    x = 17,838.11

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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.