Home / 18,885.83-28,322.68-6,232.75

Finding the Fourth Proportional to 18,885.83, 28,322.68 and 6,232.75

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Solution

The fourth proportional to 18,885.83, 28,322.68 and 6,232.75 is: 9,347.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,885.83 : 28,322.68 = 6,232.75 : x
  2. Step 2: Convert to fraction form
    18,885.83/28,322.68 = 6,232.75/x
  3. Step 3: Cross multiply
    18,885.83x = 28,322.68 × 6,232.75
  4. Step 4: Simplify right side
    18,885.83x = 176,528,109.07
  5. Step 5: Solve for x
    x = 176,528,109.07/18,885.83
  6. Step 6: Final answer
    x = 9,347.12

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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.