Home / 13,655.07-20,482.61-3,794.35

Finding the Fourth Proportional to 13,655.07, 20,482.61 and 3,794.35

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Solution

The fourth proportional to 13,655.07, 20,482.61 and 3,794.35 is: 5,691.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,655.07 : 20,482.61 = 3,794.35 : x
  2. Step 2: Convert to fraction form
    13,655.07/20,482.61 = 3,794.35/x
  3. Step 3: Cross multiply
    13,655.07x = 20,482.61 × 3,794.35
  4. Step 4: Simplify right side
    13,655.07x = 77,718,172.28
  5. Step 5: Solve for x
    x = 77,718,172.28/13,655.07
  6. Step 6: Final answer
    x = 5,691.53

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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.