Home / 29,087.27-40,155.63-19,577.15

Finding the Fourth Proportional to 29,087.27, 40,155.63 and 19,577.15

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Solution

The fourth proportional to 29,087.27, 40,155.63 and 19,577.15 is: 27,026.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,087.27 : 40,155.63 = 19,577.15 : x
  2. Step 2: Convert to fraction form
    29,087.27/40,155.63 = 19,577.15/x
  3. Step 3: Cross multiply
    29,087.27x = 40,155.63 × 19,577.15
  4. Step 4: Simplify right side
    29,087.27x = 786,132,591.08
  5. Step 5: Solve for x
    x = 786,132,591.08/29,087.27
  6. Step 6: Final answer
    x = 27,026.69

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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.