Home / 19,591.17-27,035.07-10,638.48

Finding the Fourth Proportional to 19,591.17, 27,035.07 and 10,638.48

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Solution

The fourth proportional to 19,591.17, 27,035.07 and 10,638.48 is: 14,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.17 : 27,035.07 = 10,638.48 : x
  2. Step 2: Convert to fraction form
    19,591.17/27,035.07 = 10,638.48/x
  3. Step 3: Cross multiply
    19,591.17x = 27,035.07 × 10,638.48
  4. Step 4: Simplify right side
    19,591.17x = 287,612,051.49
  5. Step 5: Solve for x
    x = 287,612,051.49/19,591.17
  6. Step 6: Final answer
    x = 14,680.70

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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.