Home / 22,170.04-30,594.98-13,222.74

Finding the Fourth Proportional to 22,170.04, 30,594.98 and 13,222.74

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Solution

The fourth proportional to 22,170.04, 30,594.98 and 13,222.74 is: 18,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,170.04 : 30,594.98 = 13,222.74 : x
  2. Step 2: Convert to fraction form
    22,170.04/30,594.98 = 13,222.74/x
  3. Step 3: Cross multiply
    22,170.04x = 30,594.98 × 13,222.74
  4. Step 4: Simplify right side
    22,170.04x = 404,549,465.85
  5. Step 5: Solve for x
    x = 404,549,465.85/22,170.04
  6. Step 6: Final answer
    x = 18,247.57

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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.