Home / 18,575.49-27,716.94-17,445.42

Finding the Fourth Proportional to 18,575.49, 27,716.94 and 17,445.42

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Solution

The fourth proportional to 18,575.49, 27,716.94 and 17,445.42 is: 26,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575.49 : 27,716.94 = 17,445.42 : x
  2. Step 2: Convert to fraction form
    18,575.49/27,716.94 = 17,445.42/x
  3. Step 3: Cross multiply
    18,575.49x = 27,716.94 × 17,445.42
  4. Step 4: Simplify right side
    18,575.49x = 483,533,659.41
  5. Step 5: Solve for x
    x = 483,533,659.41/18,575.49
  6. Step 6: Final answer
    x = 26,030.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.