Home / 19,520.85-26,938.45-10,568.28

Finding the Fourth Proportional to 19,520.85, 26,938.45 and 10,568.28

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Solution

The fourth proportional to 19,520.85, 26,938.45 and 10,568.28 is: 14,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520.85 : 26,938.45 = 10,568.28 : x
  2. Step 2: Convert to fraction form
    19,520.85/26,938.45 = 10,568.28/x
  3. Step 3: Cross multiply
    19,520.85x = 26,938.45 × 10,568.28
  4. Step 4: Simplify right side
    19,520.85x = 284,693,055.95
  5. Step 5: Solve for x
    x = 284,693,055.95/19,520.85
  6. Step 6: Final answer
    x = 14,584.05

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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.