Home / 19,708.17-27,197.85-10,756.25

Finding the Fourth Proportional to 19,708.17, 27,197.85 and 10,756.25

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Solution

The fourth proportional to 19,708.17, 27,197.85 and 10,756.25 is: 14,843.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.17 : 27,197.85 = 10,756.25 : x
  2. Step 2: Convert to fraction form
    19,708.17/27,197.85 = 10,756.25/x
  3. Step 3: Cross multiply
    19,708.17x = 27,197.85 × 10,756.25
  4. Step 4: Simplify right side
    19,708.17x = 292,546,880.40
  5. Step 5: Solve for x
    x = 292,546,880.40/19,708.17
  6. Step 6: Final answer
    x = 14,843.94

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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.