Home / 21,444.91-32,167.77-6,654.31

Finding the Fourth Proportional to 21,444.91, 32,167.77 and 6,654.31

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Solution

The fourth proportional to 21,444.91, 32,167.77 and 6,654.31 is: 9,981.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.91 : 32,167.77 = 6,654.31 : x
  2. Step 2: Convert to fraction form
    21,444.91/32,167.77 = 6,654.31/x
  3. Step 3: Cross multiply
    21,444.91x = 32,167.77 × 6,654.31
  4. Step 4: Simplify right side
    21,444.91x = 214,054,313.59
  5. Step 5: Solve for x
    x = 214,054,313.59/21,444.91
  6. Step 6: Final answer
    x = 9,981.59

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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.