Home / 13,365.92-20,051.76-4,005.92

Finding the Fourth Proportional to 13,365.92, 20,051.76 and 4,005.92

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Solution

The fourth proportional to 13,365.92, 20,051.76 and 4,005.92 is: 6,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365.92 : 20,051.76 = 4,005.92 : x
  2. Step 2: Convert to fraction form
    13,365.92/20,051.76 = 4,005.92/x
  3. Step 3: Cross multiply
    13,365.92x = 20,051.76 × 4,005.92
  4. Step 4: Simplify right side
    13,365.92x = 80,325,746.42
  5. Step 5: Solve for x
    x = 80,325,746.42/13,365.92
  6. Step 6: Final answer
    x = 6,009.74

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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.