Home / 22,204.76-30,642.54-12,133.40

Finding the Fourth Proportional to 22,204.76, 30,642.54 and 12,133.40

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Solution

The fourth proportional to 22,204.76, 30,642.54 and 12,133.40 is: 16,744.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,204.76 : 30,642.54 = 12,133.40 : x
  2. Step 2: Convert to fraction form
    22,204.76/30,642.54 = 12,133.40/x
  3. Step 3: Cross multiply
    22,204.76x = 30,642.54 × 12,133.40
  4. Step 4: Simplify right side
    22,204.76x = 371,798,194.84
  5. Step 5: Solve for x
    x = 371,798,194.84/22,204.76
  6. Step 6: Final answer
    x = 16,744.08

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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.