Home / 30,235.62-41,726.56-16,808.20

Finding the Fourth Proportional to 30,235.62, 41,726.56 and 16,808.20

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Solution

The fourth proportional to 30,235.62, 41,726.56 and 16,808.20 is: 23,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235.62 : 41,726.56 = 16,808.20 : x
  2. Step 2: Convert to fraction form
    30,235.62/41,726.56 = 16,808.20/x
  3. Step 3: Cross multiply
    30,235.62x = 41,726.56 × 16,808.20
  4. Step 4: Simplify right side
    30,235.62x = 701,348,365.79
  5. Step 5: Solve for x
    x = 701,348,365.79/30,235.62
  6. Step 6: Final answer
    x = 23,196.10

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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.