Home / 13,504.12-20,264.91-6,574.84

Finding the Fourth Proportional to 13,504.12, 20,264.91 and 6,574.84

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Solution

The fourth proportional to 13,504.12, 20,264.91 and 6,574.84 is: 9,866.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504.12 : 20,264.91 = 6,574.84 : x
  2. Step 2: Convert to fraction form
    13,504.12/20,264.91 = 6,574.84/x
  3. Step 3: Cross multiply
    13,504.12x = 20,264.91 × 6,574.84
  4. Step 4: Simplify right side
    13,504.12x = 133,238,540.86
  5. Step 5: Solve for x
    x = 133,238,540.86/13,504.12
  6. Step 6: Final answer
    x = 9,866.51

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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.