Home / 11,132.68-16,703.90-9,653.38

Finding the Fourth Proportional to 11,132.68, 16,703.90 and 9,653.38

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Solution

The fourth proportional to 11,132.68, 16,703.90 and 9,653.38 is: 14,484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.68 : 16,703.90 = 9,653.38 : x
  2. Step 2: Convert to fraction form
    11,132.68/16,703.90 = 9,653.38/x
  3. Step 3: Cross multiply
    11,132.68x = 16,703.90 × 9,653.38
  4. Step 4: Simplify right side
    11,132.68x = 161,249,118.91
  5. Step 5: Solve for x
    x = 161,249,118.91/11,132.68
  6. Step 6: Final answer
    x = 14,484.30

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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.