Home / 16,602.30-22,908.51-9,887.70

Finding the Fourth Proportional to 16,602.30, 22,908.51 and 9,887.70

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Solution

The fourth proportional to 16,602.30, 22,908.51 and 9,887.70 is: 13,643.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,602.30 : 22,908.51 = 9,887.70 : x
  2. Step 2: Convert to fraction form
    16,602.30/22,908.51 = 9,887.70/x
  3. Step 3: Cross multiply
    16,602.30x = 22,908.51 × 9,887.70
  4. Step 4: Simplify right side
    16,602.30x = 226,512,474.33
  5. Step 5: Solve for x
    x = 226,512,474.33/16,602.30
  6. Step 6: Final answer
    x = 13,643.44

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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.