Home / 16,845.68-25,219.59-9,804.21

Finding the Fourth Proportional to 16,845.68, 25,219.59 and 9,804.21

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Solution

The fourth proportional to 16,845.68, 25,219.59 and 9,804.21 is: 14,677.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.68 : 25,219.59 = 9,804.21 : x
  2. Step 2: Convert to fraction form
    16,845.68/25,219.59 = 9,804.21/x
  3. Step 3: Cross multiply
    16,845.68x = 25,219.59 × 9,804.21
  4. Step 4: Simplify right side
    16,845.68x = 247,258,156.47
  5. Step 5: Solve for x
    x = 247,258,156.47/16,845.68
  6. Step 6: Final answer
    x = 14,677.84

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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.