Home / 21,192.48-31,785.60-8,044.83

Finding the Fourth Proportional to 21,192.48, 31,785.60 and 8,044.83

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Solution

The fourth proportional to 21,192.48, 31,785.60 and 8,044.83 is: 12,066.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,192.48 : 31,785.60 = 8,044.83 : x
  2. Step 2: Convert to fraction form
    21,192.48/31,785.60 = 8,044.83/x
  3. Step 3: Cross multiply
    21,192.48x = 31,785.60 × 8,044.83
  4. Step 4: Simplify right side
    21,192.48x = 255,709,748.45
  5. Step 5: Solve for x
    x = 255,709,748.45/21,192.48
  6. Step 6: Final answer
    x = 12,066.06

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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.