Home / 18,015.12-24,860.45-10,058.09

Finding the Fourth Proportional to 18,015.12, 24,860.45 and 10,058.09

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Solution

The fourth proportional to 18,015.12, 24,860.45 and 10,058.09 is: 13,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015.12 : 24,860.45 = 10,058.09 : x
  2. Step 2: Convert to fraction form
    18,015.12/24,860.45 = 10,058.09/x
  3. Step 3: Cross multiply
    18,015.12x = 24,860.45 × 10,058.09
  4. Step 4: Simplify right side
    18,015.12x = 250,048,468.95
  5. Step 5: Solve for x
    x = 250,048,468.95/18,015.12
  6. Step 6: Final answer
    x = 13,879.92

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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.