Home / 19,520.65-26,938.71-10,568.34

Finding the Fourth Proportional to 19,520.65, 26,938.71 and 10,568.34

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Solution

The fourth proportional to 19,520.65, 26,938.71 and 10,568.34 is: 14,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520.65 : 26,938.71 = 10,568.34 : x
  2. Step 2: Convert to fraction form
    19,520.65/26,938.71 = 10,568.34/x
  3. Step 3: Cross multiply
    19,520.65x = 26,938.71 × 10,568.34
  4. Step 4: Simplify right side
    19,520.65x = 284,697,393.60
  5. Step 5: Solve for x
    x = 284,697,393.60/19,520.65
  6. Step 6: Final answer
    x = 14,584.43

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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.