Home / 18,933.40-26,126.22-10,549

Finding the Fourth Proportional to 18,933.40, 26,126.22 and 10,549

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Solution

The fourth proportional to 18,933.40, 26,126.22 and 10,549 is: 14,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,933.40 : 26,126.22 = 10,549 : x
  2. Step 2: Convert to fraction form
    18,933.40/26,126.22 = 10,549/x
  3. Step 3: Cross multiply
    18,933.40x = 26,126.22 × 10,549
  4. Step 4: Simplify right side
    18,933.40x = 275,605,494.78
  5. Step 5: Solve for x
    x = 275,605,494.78/18,933.40
  6. Step 6: Final answer
    x = 14,556.58

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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.