Home / 16,755.28-23,122.29-9,303.28

Finding the Fourth Proportional to 16,755.28, 23,122.29 and 9,303.28

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Solution

The fourth proportional to 16,755.28, 23,122.29 and 9,303.28 is: 12,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.28 : 23,122.29 = 9,303.28 : x
  2. Step 2: Convert to fraction form
    16,755.28/23,122.29 = 9,303.28/x
  3. Step 3: Cross multiply
    16,755.28x = 23,122.29 × 9,303.28
  4. Step 4: Simplify right side
    16,755.28x = 215,113,138.11
  5. Step 5: Solve for x
    x = 215,113,138.11/16,755.28
  6. Step 6: Final answer
    x = 12,838.53

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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.