Home / 18,873.60-28,293.66-9,501.36

Finding the Fourth Proportional to 18,873.60, 28,293.66 and 9,501.36

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Solution

The fourth proportional to 18,873.60, 28,293.66 and 9,501.36 is: 14,243.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,873.60 : 28,293.66 = 9,501.36 : x
  2. Step 2: Convert to fraction form
    18,873.60/28,293.66 = 9,501.36/x
  3. Step 3: Cross multiply
    18,873.60x = 28,293.66 × 9,501.36
  4. Step 4: Simplify right side
    18,873.60x = 268,828,249.38
  5. Step 5: Solve for x
    x = 268,828,249.38/18,873.60
  6. Step 6: Final answer
    x = 14,243.61

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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.