Home / 19,566.42-27,001.18-11,182.38

Finding the Fourth Proportional to 19,566.42, 27,001.18 and 11,182.38

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Solution

The fourth proportional to 19,566.42, 27,001.18 and 11,182.38 is: 15,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.42 : 27,001.18 = 11,182.38 : x
  2. Step 2: Convert to fraction form
    19,566.42/27,001.18 = 11,182.38/x
  3. Step 3: Cross multiply
    19,566.42x = 27,001.18 × 11,182.38
  4. Step 4: Simplify right side
    19,566.42x = 301,937,455.21
  5. Step 5: Solve for x
    x = 301,937,455.21/19,566.42
  6. Step 6: Final answer
    x = 15,431.41

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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.