Home / 17,543.39-26,322.37-9,221.39

Finding the Fourth Proportional to 17,543.39, 26,322.37 and 9,221.39

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Solution

The fourth proportional to 17,543.39, 26,322.37 and 9,221.39 is: 13,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,543.39 : 26,322.37 = 9,221.39 : x
  2. Step 2: Convert to fraction form
    17,543.39/26,322.37 = 9,221.39/x
  3. Step 3: Cross multiply
    17,543.39x = 26,322.37 × 9,221.39
  4. Step 4: Simplify right side
    17,543.39x = 242,728,931.60
  5. Step 5: Solve for x
    x = 242,728,931.60/17,543.39
  6. Step 6: Final answer
    x = 13,835.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.