Home / 17,909.04-26,683.56-16,903

Finding the Fourth Proportional to 17,909.04, 26,683.56 and 16,903

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Solution

The fourth proportional to 17,909.04, 26,683.56 and 16,903 is: 25,184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.04 : 26,683.56 = 16,903 : x
  2. Step 2: Convert to fraction form
    17,909.04/26,683.56 = 16,903/x
  3. Step 3: Cross multiply
    17,909.04x = 26,683.56 × 16,903
  4. Step 4: Simplify right side
    17,909.04x = 451,032,214.68
  5. Step 5: Solve for x
    x = 451,032,214.68/17,909.04
  6. Step 6: Final answer
    x = 25,184.61

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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.