Home / 18,494.68-25,527.42-11,417.05

Finding the Fourth Proportional to 18,494.68, 25,527.42 and 11,417.05

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Solution

The fourth proportional to 18,494.68, 25,527.42 and 11,417.05 is: 15,758.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.68 : 25,527.42 = 11,417.05 : x
  2. Step 2: Convert to fraction form
    18,494.68/25,527.42 = 11,417.05/x
  3. Step 3: Cross multiply
    18,494.68x = 25,527.42 × 11,417.05
  4. Step 4: Simplify right side
    18,494.68x = 291,447,830.51
  5. Step 5: Solve for x
    x = 291,447,830.51/18,494.68
  6. Step 6: Final answer
    x = 15,758.47

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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.