Home / 19,474.11-26,874.23-10,521.58

Finding the Fourth Proportional to 19,474.11, 26,874.23 and 10,521.58

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Solution

The fourth proportional to 19,474.11, 26,874.23 and 10,521.58 is: 14,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.11 : 26,874.23 = 10,521.58 : x
  2. Step 2: Convert to fraction form
    19,474.11/26,874.23 = 10,521.58/x
  3. Step 3: Cross multiply
    19,474.11x = 26,874.23 × 10,521.58
  4. Step 4: Simplify right side
    19,474.11x = 282,759,360.88
  5. Step 5: Solve for x
    x = 282,759,360.88/19,474.11
  6. Step 6: Final answer
    x = 14,519.76

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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.