Home / 13,603.41-20,411.39-6,210.14

Finding the Fourth Proportional to 13,603.41, 20,411.39 and 6,210.14

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Solution

The fourth proportional to 13,603.41, 20,411.39 and 6,210.14 is: 9,318.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,603.41 : 20,411.39 = 6,210.14 : x
  2. Step 2: Convert to fraction form
    13,603.41/20,411.39 = 6,210.14/x
  3. Step 3: Cross multiply
    13,603.41x = 20,411.39 × 6,210.14
  4. Step 4: Simplify right side
    13,603.41x = 126,757,502.96
  5. Step 5: Solve for x
    x = 126,757,502.96/13,603.41
  6. Step 6: Final answer
    x = 9,318.07

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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.