Home / 19,513.05-26,928.08-10,560.55

Finding the Fourth Proportional to 19,513.05, 26,928.08 and 10,560.55

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Solution

The fourth proportional to 19,513.05, 26,928.08 and 10,560.55 is: 14,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.05 : 26,928.08 = 10,560.55 : x
  2. Step 2: Convert to fraction form
    19,513.05/26,928.08 = 10,560.55/x
  3. Step 3: Cross multiply
    19,513.05x = 26,928.08 × 10,560.55
  4. Step 4: Simplify right side
    19,513.05x = 284,375,355.70
  5. Step 5: Solve for x
    x = 284,375,355.70/19,513.05
  6. Step 6: Final answer
    x = 14,573.60

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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.