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Finding the Fourth Proportional to 22,603.68, 33,895.53 and 12,071.79

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Solution

The fourth proportional to 22,603.68, 33,895.53 and 12,071.79 is: 18,102.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,603.68 : 33,895.53 = 12,071.79 : x
  2. Step 2: Convert to fraction form
    22,603.68/33,895.53 = 12,071.79/x
  3. Step 3: Cross multiply
    22,603.68x = 33,895.53 × 12,071.79
  4. Step 4: Simplify right side
    22,603.68x = 409,179,720.10
  5. Step 5: Solve for x
    x = 409,179,720.10/22,603.68
  6. Step 6: Final answer
    x = 18,102.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.