Home / 16,906.13-23,328.65-9,351.26

Finding the Fourth Proportional to 16,906.13, 23,328.65 and 9,351.26

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Solution

The fourth proportional to 16,906.13, 23,328.65 and 9,351.26 is: 12,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906.13 : 23,328.65 = 9,351.26 : x
  2. Step 2: Convert to fraction form
    16,906.13/23,328.65 = 9,351.26/x
  3. Step 3: Cross multiply
    16,906.13x = 23,328.65 × 9,351.26
  4. Step 4: Simplify right side
    16,906.13x = 218,152,178.33
  5. Step 5: Solve for x
    x = 218,152,178.33/16,906.13
  6. Step 6: Final answer
    x = 12,903.74

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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.