Home / 19,425.83-28,996.92-16,670.21

Finding the Fourth Proportional to 19,425.83, 28,996.92 and 16,670.21

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Solution

The fourth proportional to 19,425.83, 28,996.92 and 16,670.21 is: 24,883.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425.83 : 28,996.92 = 16,670.21 : x
  2. Step 2: Convert to fraction form
    19,425.83/28,996.92 = 16,670.21/x
  3. Step 3: Cross multiply
    19,425.83x = 28,996.92 × 16,670.21
  4. Step 4: Simplify right side
    19,425.83x = 483,384,600.77
  5. Step 5: Solve for x
    x = 483,384,600.77/19,425.83
  6. Step 6: Final answer
    x = 24,883.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.