Home / 13,573.08-20,358.94-3,712.16

Finding the Fourth Proportional to 13,573.08, 20,358.94 and 3,712.16

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Solution

The fourth proportional to 13,573.08, 20,358.94 and 3,712.16 is: 5,568.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573.08 : 20,358.94 = 3,712.16 : x
  2. Step 2: Convert to fraction form
    13,573.08/20,358.94 = 3,712.16/x
  3. Step 3: Cross multiply
    13,573.08x = 20,358.94 × 3,712.16
  4. Step 4: Simplify right side
    13,573.08x = 75,575,642.71
  5. Step 5: Solve for x
    x = 75,575,642.71/13,573.08
  6. Step 6: Final answer
    x = 5,568.05

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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.