Home / 18,269.68-27,387.75-6,580.06

Finding the Fourth Proportional to 18,269.68, 27,387.75 and 6,580.06

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Solution

The fourth proportional to 18,269.68, 27,387.75 and 6,580.06 is: 9,864.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269.68 : 27,387.75 = 6,580.06 : x
  2. Step 2: Convert to fraction form
    18,269.68/27,387.75 = 6,580.06/x
  3. Step 3: Cross multiply
    18,269.68x = 27,387.75 × 6,580.06
  4. Step 4: Simplify right side
    18,269.68x = 180,213,038.27
  5. Step 5: Solve for x
    x = 180,213,038.27/18,269.68
  6. Step 6: Final answer
    x = 9,864.05

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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.