Home / 19,484.48-26,882.21-11,922.93

Finding the Fourth Proportional to 19,484.48, 26,882.21 and 11,922.93

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Solution

The fourth proportional to 19,484.48, 26,882.21 and 11,922.93 is: 16,449.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.48 : 26,882.21 = 11,922.93 : x
  2. Step 2: Convert to fraction form
    19,484.48/26,882.21 = 11,922.93/x
  3. Step 3: Cross multiply
    19,484.48x = 26,882.21 × 11,922.93
  4. Step 4: Simplify right side
    19,484.48x = 320,514,737.88
  5. Step 5: Solve for x
    x = 320,514,737.88/19,484.48
  6. Step 6: Final answer
    x = 16,449.74

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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.