Home / 18,849.06-28,281.42-9,484.08

Finding the Fourth Proportional to 18,849.06, 28,281.42 and 9,484.08

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Solution

The fourth proportional to 18,849.06, 28,281.42 and 9,484.08 is: 14,230.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849.06 : 28,281.42 = 9,484.08 : x
  2. Step 2: Convert to fraction form
    18,849.06/28,281.42 = 9,484.08/x
  3. Step 3: Cross multiply
    18,849.06x = 28,281.42 × 9,484.08
  4. Step 4: Simplify right side
    18,849.06x = 268,223,249.79
  5. Step 5: Solve for x
    x = 268,223,249.79/18,849.06
  6. Step 6: Final answer
    x = 14,230.06

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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.