Home / 18,585.48-27,878.85-6,733.29

Finding the Fourth Proportional to 18,585.48, 27,878.85 and 6,733.29

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Solution

The fourth proportional to 18,585.48, 27,878.85 and 6,733.29 is: 10,100.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.48 : 27,878.85 = 6,733.29 : x
  2. Step 2: Convert to fraction form
    18,585.48/27,878.85 = 6,733.29/x
  3. Step 3: Cross multiply
    18,585.48x = 27,878.85 × 6,733.29
  4. Step 4: Simplify right side
    18,585.48x = 187,716,381.92
  5. Step 5: Solve for x
    x = 187,716,381.92/18,585.48
  6. Step 6: Final answer
    x = 10,100.16

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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.