Home / 22,036.95-30,414.90-12,477.39

Finding the Fourth Proportional to 22,036.95, 30,414.90 and 12,477.39

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Solution

The fourth proportional to 22,036.95, 30,414.90 and 12,477.39 is: 17,221.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,036.95 : 30,414.90 = 12,477.39 : x
  2. Step 2: Convert to fraction form
    22,036.95/30,414.90 = 12,477.39/x
  3. Step 3: Cross multiply
    22,036.95x = 30,414.90 × 12,477.39
  4. Step 4: Simplify right side
    22,036.95x = 379,498,569.11
  5. Step 5: Solve for x
    x = 379,498,569.11/22,036.95
  6. Step 6: Final answer
    x = 17,221.01

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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.