Home / 19,521.48-26,939.32-10,568.90

Finding the Fourth Proportional to 19,521.48, 26,939.32 and 10,568.90

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Solution

The fourth proportional to 19,521.48, 26,939.32 and 10,568.90 is: 14,584.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.48 : 26,939.32 = 10,568.90 : x
  2. Step 2: Convert to fraction form
    19,521.48/26,939.32 = 10,568.90/x
  3. Step 3: Cross multiply
    19,521.48x = 26,939.32 × 10,568.90
  4. Step 4: Simplify right side
    19,521.48x = 284,718,979.15
  5. Step 5: Solve for x
    x = 284,718,979.15/19,521.48
  6. Step 6: Final answer
    x = 14,584.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.