Home / 19,521.15-26,939.40-10,568.84

Finding the Fourth Proportional to 19,521.15, 26,939.40 and 10,568.84

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Solution

The fourth proportional to 19,521.15, 26,939.40 and 10,568.84 is: 14,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.15 : 26,939.40 = 10,568.84 : x
  2. Step 2: Convert to fraction form
    19,521.15/26,939.40 = 10,568.84/x
  3. Step 3: Cross multiply
    19,521.15x = 26,939.40 × 10,568.84
  4. Step 4: Simplify right side
    19,521.15x = 284,718,155.45
  5. Step 5: Solve for x
    x = 284,718,155.45/19,521.15
  6. Step 6: Final answer
    x = 14,585.12

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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.