Home / 16,688.01-25,032.78-9,286.89

Finding the Fourth Proportional to 16,688.01, 25,032.78 and 9,286.89

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Solution

The fourth proportional to 16,688.01, 25,032.78 and 9,286.89 is: 13,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.01 : 25,032.78 = 9,286.89 : x
  2. Step 2: Convert to fraction form
    16,688.01/25,032.78 = 9,286.89/x
  3. Step 3: Cross multiply
    16,688.01x = 25,032.78 × 9,286.89
  4. Step 4: Simplify right side
    16,688.01x = 232,476,666.40
  5. Step 5: Solve for x
    x = 232,476,666.40/16,688.01
  6. Step 6: Final answer
    x = 13,930.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.