Home / 19,591.12-27,035.40-11,206.48

Finding the Fourth Proportional to 19,591.12, 27,035.40 and 11,206.48

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Solution

The fourth proportional to 19,591.12, 27,035.40 and 11,206.48 is: 15,464.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.12 : 27,035.40 = 11,206.48 : x
  2. Step 2: Convert to fraction form
    19,591.12/27,035.40 = 11,206.48/x
  3. Step 3: Cross multiply
    19,591.12x = 27,035.40 × 11,206.48
  4. Step 4: Simplify right side
    19,591.12x = 302,971,669.39
  5. Step 5: Solve for x
    x = 302,971,669.39/19,591.12
  6. Step 6: Final answer
    x = 15,464.74

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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.