Home / 16,901.96-25,356.32-5,214.76

Finding the Fourth Proportional to 16,901.96, 25,356.32 and 5,214.76

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Solution

The fourth proportional to 16,901.96, 25,356.32 and 5,214.76 is: 7,823.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,901.96 : 25,356.32 = 5,214.76 : x
  2. Step 2: Convert to fraction form
    16,901.96/25,356.32 = 5,214.76/x
  3. Step 3: Cross multiply
    16,901.96x = 25,356.32 × 5,214.76
  4. Step 4: Simplify right side
    16,901.96x = 132,227,123.28
  5. Step 5: Solve for x
    x = 132,227,123.28/16,901.96
  6. Step 6: Final answer
    x = 7,823.18

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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.