Home / 19,134.86-26,406.42-10,521.41

Finding the Fourth Proportional to 19,134.86, 26,406.42 and 10,521.41

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Solution

The fourth proportional to 19,134.86, 26,406.42 and 10,521.41 is: 14,519.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.86 : 26,406.42 = 10,521.41 : x
  2. Step 2: Convert to fraction form
    19,134.86/26,406.42 = 10,521.41/x
  3. Step 3: Cross multiply
    19,134.86x = 26,406.42 × 10,521.41
  4. Step 4: Simplify right side
    19,134.86x = 277,832,586.81
  5. Step 5: Solve for x
    x = 277,832,586.81/19,134.86
  6. Step 6: Final answer
    x = 14,519.71

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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.