Home / 22,177.48-30,603.88-12,106.36

Finding the Fourth Proportional to 22,177.48, 30,603.88 and 12,106.36

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Solution

The fourth proportional to 22,177.48, 30,603.88 and 12,106.36 is: 16,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177.48 : 30,603.88 = 12,106.36 : x
  2. Step 2: Convert to fraction form
    22,177.48/30,603.88 = 12,106.36/x
  3. Step 3: Cross multiply
    22,177.48x = 30,603.88 × 12,106.36
  4. Step 4: Simplify right side
    22,177.48x = 370,501,588.68
  5. Step 5: Solve for x
    x = 370,501,588.68/22,177.48
  6. Step 6: Final answer
    x = 16,706.21

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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.