Home / 16,818.88-23,210.16-9,266.08

Finding the Fourth Proportional to 16,818.88, 23,210.16 and 9,266.08

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Solution

The fourth proportional to 16,818.88, 23,210.16 and 9,266.08 is: 12,787.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.88 : 23,210.16 = 9,266.08 : x
  2. Step 2: Convert to fraction form
    16,818.88/23,210.16 = 9,266.08/x
  3. Step 3: Cross multiply
    16,818.88x = 23,210.16 × 9,266.08
  4. Step 4: Simplify right side
    16,818.88x = 215,067,199.37
  5. Step 5: Solve for x
    x = 215,067,199.37/16,818.88
  6. Step 6: Final answer
    x = 12,787.25

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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.