Home / 13,479.52-20,233.41-6,465.49

Finding the Fourth Proportional to 13,479.52, 20,233.41 and 6,465.49

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Solution

The fourth proportional to 13,479.52, 20,233.41 and 6,465.49 is: 9,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,479.52 : 20,233.41 = 6,465.49 : x
  2. Step 2: Convert to fraction form
    13,479.52/20,233.41 = 6,465.49/x
  3. Step 3: Cross multiply
    13,479.52x = 20,233.41 × 6,465.49
  4. Step 4: Simplify right side
    13,479.52x = 130,818,910.02
  5. Step 5: Solve for x
    x = 130,818,910.02/13,479.52
  6. Step 6: Final answer
    x = 9,705.01

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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.