Home / 19,521-26,938.92-10,568.40

Finding the Fourth Proportional to 19,521, 26,938.92 and 10,568.40

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Solution

The fourth proportional to 19,521, 26,938.92 and 10,568.40 is: 14,584.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521 : 26,938.92 = 10,568.40 : x
  2. Step 2: Convert to fraction form
    19,521/26,938.92 = 10,568.40/x
  3. Step 3: Cross multiply
    19,521x = 26,938.92 × 10,568.40
  4. Step 4: Simplify right side
    19,521x = 284,701,282.13
  5. Step 5: Solve for x
    x = 284,701,282.13/19,521
  6. Step 6: Final answer
    x = 14,584.36

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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.