Home / 19,086.12-28,610.57-9,088.18

Finding the Fourth Proportional to 19,086.12, 28,610.57 and 9,088.18

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Solution

The fourth proportional to 19,086.12, 28,610.57 and 9,088.18 is: 13,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.12 : 28,610.57 = 9,088.18 : x
  2. Step 2: Convert to fraction form
    19,086.12/28,610.57 = 9,088.18/x
  3. Step 3: Cross multiply
    19,086.12x = 28,610.57 × 9,088.18
  4. Step 4: Simplify right side
    19,086.12x = 260,017,964.62
  5. Step 5: Solve for x
    x = 260,017,964.62/19,086.12
  6. Step 6: Final answer
    x = 13,623.41

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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.