Home / 21,498.33-32,256.74-11,117.37

Finding the Fourth Proportional to 21,498.33, 32,256.74 and 11,117.37

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Solution

The fourth proportional to 21,498.33, 32,256.74 and 11,117.37 is: 16,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498.33 : 32,256.74 = 11,117.37 : x
  2. Step 2: Convert to fraction form
    21,498.33/32,256.74 = 11,117.37/x
  3. Step 3: Cross multiply
    21,498.33x = 32,256.74 × 11,117.37
  4. Step 4: Simplify right side
    21,498.33x = 358,610,057.99
  5. Step 5: Solve for x
    x = 358,610,057.99/21,498.33
  6. Step 6: Final answer
    x = 16,680.83

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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.