Home / 22,053.84-30,433.48-12,622.16

Finding the Fourth Proportional to 22,053.84, 30,433.48 and 12,622.16

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Solution

The fourth proportional to 22,053.84, 30,433.48 and 12,622.16 is: 17,418.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.84 : 30,433.48 = 12,622.16 : x
  2. Step 2: Convert to fraction form
    22,053.84/30,433.48 = 12,622.16/x
  3. Step 3: Cross multiply
    22,053.84x = 30,433.48 × 12,622.16
  4. Step 4: Simplify right side
    22,053.84x = 384,136,253.92
  5. Step 5: Solve for x
    x = 384,136,253.92/22,053.84
  6. Step 6: Final answer
    x = 17,418.11

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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.