Home / 19,640.44-29,460.66-16,170.40

Finding the Fourth Proportional to 19,640.44, 29,460.66 and 16,170.40

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Solution

The fourth proportional to 19,640.44, 29,460.66 and 16,170.40 is: 24,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640.44 : 29,460.66 = 16,170.40 : x
  2. Step 2: Convert to fraction form
    19,640.44/29,460.66 = 16,170.40/x
  3. Step 3: Cross multiply
    19,640.44x = 29,460.66 × 16,170.40
  4. Step 4: Simplify right side
    19,640.44x = 476,390,656.46
  5. Step 5: Solve for x
    x = 476,390,656.46/19,640.44
  6. Step 6: Final answer
    x = 24,255.60

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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.