Home / 18,848.06-28,279.92-9,483.08

Finding the Fourth Proportional to 18,848.06, 28,279.92 and 9,483.08

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Solution

The fourth proportional to 18,848.06, 28,279.92 and 9,483.08 is: 14,228.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848.06 : 28,279.92 = 9,483.08 : x
  2. Step 2: Convert to fraction form
    18,848.06/28,279.92 = 9,483.08/x
  3. Step 3: Cross multiply
    18,848.06x = 28,279.92 × 9,483.08
  4. Step 4: Simplify right side
    18,848.06x = 268,180,743.75
  5. Step 5: Solve for x
    x = 268,180,743.75/18,848.06
  6. Step 6: Final answer
    x = 14,228.56

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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.