Home / 22,038.26-30,412.78-12,102.26

Finding the Fourth Proportional to 22,038.26, 30,412.78 and 12,102.26

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Solution

The fourth proportional to 22,038.26, 30,412.78 and 12,102.26 is: 16,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,038.26 : 30,412.78 = 12,102.26 : x
  2. Step 2: Convert to fraction form
    22,038.26/30,412.78 = 12,102.26/x
  3. Step 3: Cross multiply
    22,038.26x = 30,412.78 × 12,102.26
  4. Step 4: Simplify right side
    22,038.26x = 368,063,370.88
  5. Step 5: Solve for x
    x = 368,063,370.88/22,038.26
  6. Step 6: Final answer
    x = 16,701.11

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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.