Home / 22,418.10-30,936.98-12,346.52

Finding the Fourth Proportional to 22,418.10, 30,936.98 and 12,346.52

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Solution

The fourth proportional to 22,418.10, 30,936.98 and 12,346.52 is: 17,038.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,418.10 : 30,936.98 = 12,346.52 : x
  2. Step 2: Convert to fraction form
    22,418.10/30,936.98 = 12,346.52/x
  3. Step 3: Cross multiply
    22,418.10x = 30,936.98 × 12,346.52
  4. Step 4: Simplify right side
    22,418.10x = 381,963,918.49
  5. Step 5: Solve for x
    x = 381,963,918.49/22,418.10
  6. Step 6: Final answer
    x = 17,038.19

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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.