Home / 11,332.51-16,956.01-10,181.47

Finding the Fourth Proportional to 11,332.51, 16,956.01 and 10,181.47

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Solution

The fourth proportional to 11,332.51, 16,956.01 and 10,181.47 is: 15,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.51 : 16,956.01 = 10,181.47 : x
  2. Step 2: Convert to fraction form
    11,332.51/16,956.01 = 10,181.47/x
  3. Step 3: Cross multiply
    11,332.51x = 16,956.01 × 10,181.47
  4. Step 4: Simplify right side
    11,332.51x = 172,637,128.32
  5. Step 5: Solve for x
    x = 172,637,128.32/11,332.51
  6. Step 6: Final answer
    x = 15,233.80

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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.