Home / 13,460.86-20,208.56-9,046.92

Finding the Fourth Proportional to 13,460.86, 20,208.56 and 9,046.92

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Solution

The fourth proportional to 13,460.86, 20,208.56 and 9,046.92 is: 13,581.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460.86 : 20,208.56 = 9,046.92 : x
  2. Step 2: Convert to fraction form
    13,460.86/20,208.56 = 9,046.92/x
  3. Step 3: Cross multiply
    13,460.86x = 20,208.56 × 9,046.92
  4. Step 4: Simplify right side
    13,460.86x = 182,825,225.64
  5. Step 5: Solve for x
    x = 182,825,225.64/13,460.86
  6. Step 6: Final answer
    x = 13,581.99

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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.