Home / 28,098.36-42,133.37-9,371.77

Finding the Fourth Proportional to 28,098.36, 42,133.37 and 9,371.77

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Solution

The fourth proportional to 28,098.36, 42,133.37 and 9,371.77 is: 14,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,098.36 : 42,133.37 = 9,371.77 : x
  2. Step 2: Convert to fraction form
    28,098.36/42,133.37 = 9,371.77/x
  3. Step 3: Cross multiply
    28,098.36x = 42,133.37 × 9,371.77
  4. Step 4: Simplify right side
    28,098.36x = 394,864,100.77
  5. Step 5: Solve for x
    x = 394,864,100.77/28,098.36
  6. Step 6: Final answer
    x = 14,052.92

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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.