Home / 22,162.95-30,584.88-14,205.18

Finding the Fourth Proportional to 22,162.95, 30,584.88 and 14,205.18

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Solution

The fourth proportional to 22,162.95, 30,584.88 and 14,205.18 is: 19,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,162.95 : 30,584.88 = 14,205.18 : x
  2. Step 2: Convert to fraction form
    22,162.95/30,584.88 = 14,205.18/x
  3. Step 3: Cross multiply
    22,162.95x = 30,584.88 × 14,205.18
  4. Step 4: Simplify right side
    22,162.95x = 434,463,666.42
  5. Step 5: Solve for x
    x = 434,463,666.42/22,162.95
  6. Step 6: Final answer
    x = 19,603.15

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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.