Home / 13,359.47-20,016.99-9,402.44

Finding the Fourth Proportional to 13,359.47, 20,016.99 and 9,402.44

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Solution

The fourth proportional to 13,359.47, 20,016.99 and 9,402.44 is: 14,088.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359.47 : 20,016.99 = 9,402.44 : x
  2. Step 2: Convert to fraction form
    13,359.47/20,016.99 = 9,402.44/x
  3. Step 3: Cross multiply
    13,359.47x = 20,016.99 × 9,402.44
  4. Step 4: Simplify right side
    13,359.47x = 188,208,447.37
  5. Step 5: Solve for x
    x = 188,208,447.37/13,359.47
  6. Step 6: Final answer
    x = 14,088.02

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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.