Home / 22,366.89-30,864.51-12,295.08

Finding the Fourth Proportional to 22,366.89, 30,864.51 and 12,295.08

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Solution

The fourth proportional to 22,366.89, 30,864.51 and 12,295.08 is: 16,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,366.89 : 30,864.51 = 12,295.08 : x
  2. Step 2: Convert to fraction form
    22,366.89/30,864.51 = 12,295.08/x
  3. Step 3: Cross multiply
    22,366.89x = 30,864.51 × 12,295.08
  4. Step 4: Simplify right side
    22,366.89x = 379,481,619.61
  5. Step 5: Solve for x
    x = 379,481,619.61/22,366.89
  6. Step 6: Final answer
    x = 16,966.22

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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.