Home / 26,710.07-36,890.15-18,197.42

Finding the Fourth Proportional to 26,710.07, 36,890.15 and 18,197.42

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Solution

The fourth proportional to 26,710.07, 36,890.15 and 18,197.42 is: 25,133.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,710.07 : 36,890.15 = 18,197.42 : x
  2. Step 2: Convert to fraction form
    26,710.07/36,890.15 = 18,197.42/x
  3. Step 3: Cross multiply
    26,710.07x = 36,890.15 × 18,197.42
  4. Step 4: Simplify right side
    26,710.07x = 671,305,277.98
  5. Step 5: Solve for x
    x = 671,305,277.98/26,710.07
  6. Step 6: Final answer
    x = 25,133.05

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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.