Home / 16,822.56-25,218.27-9,421.83

Finding the Fourth Proportional to 16,822.56, 25,218.27 and 9,421.83

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Solution

The fourth proportional to 16,822.56, 25,218.27 and 9,421.83 is: 14,124.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.56 : 25,218.27 = 9,421.83 : x
  2. Step 2: Convert to fraction form
    16,822.56/25,218.27 = 9,421.83/x
  3. Step 3: Cross multiply
    16,822.56x = 25,218.27 × 9,421.83
  4. Step 4: Simplify right side
    16,822.56x = 237,602,141.28
  5. Step 5: Solve for x
    x = 237,602,141.28/16,822.56
  6. Step 6: Final answer
    x = 14,124.02

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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.