Home / 18,670.52-27,941.18-17,895.51

Finding the Fourth Proportional to 18,670.52, 27,941.18 and 17,895.51

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Solution

The fourth proportional to 18,670.52, 27,941.18 and 17,895.51 is: 26,781.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,670.52 : 27,941.18 = 17,895.51 : x
  2. Step 2: Convert to fraction form
    18,670.52/27,941.18 = 17,895.51/x
  3. Step 3: Cross multiply
    18,670.52x = 27,941.18 × 17,895.51
  4. Step 4: Simplify right side
    18,670.52x = 500,021,576.62
  5. Step 5: Solve for x
    x = 500,021,576.62/18,670.52
  6. Step 6: Final answer
    x = 26,781.35

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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.