Home / 16,088.31-22,202.01-8,918.30

Finding the Fourth Proportional to 16,088.31, 22,202.01 and 8,918.30

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Solution

The fourth proportional to 16,088.31, 22,202.01 and 8,918.30 is: 12,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,088.31 : 22,202.01 = 8,918.30 : x
  2. Step 2: Convert to fraction form
    16,088.31/22,202.01 = 8,918.30/x
  3. Step 3: Cross multiply
    16,088.31x = 22,202.01 × 8,918.30
  4. Step 4: Simplify right side
    16,088.31x = 198,004,158.03
  5. Step 5: Solve for x
    x = 198,004,158.03/16,088.31
  6. Step 6: Final answer
    x = 12,307.33

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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.