Home / 13,337.60-20,009.12-4,573.19

Finding the Fourth Proportional to 13,337.60, 20,009.12 and 4,573.19

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Solution

The fourth proportional to 13,337.60, 20,009.12 and 4,573.19 is: 6,860.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.60 : 20,009.12 = 4,573.19 : x
  2. Step 2: Convert to fraction form
    13,337.60/20,009.12 = 4,573.19/x
  3. Step 3: Cross multiply
    13,337.60x = 20,009.12 × 4,573.19
  4. Step 4: Simplify right side
    13,337.60x = 91,505,384.58
  5. Step 5: Solve for x
    x = 91,505,384.58/13,337.60
  6. Step 6: Final answer
    x = 6,860.71

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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.