Home / 13,390.93-20,095.61-4,625.86

Finding the Fourth Proportional to 13,390.93, 20,095.61 and 4,625.86

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Solution

The fourth proportional to 13,390.93, 20,095.61 and 4,625.86 is: 6,941.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,390.93 : 20,095.61 = 4,625.86 : x
  2. Step 2: Convert to fraction form
    13,390.93/20,095.61 = 4,625.86/x
  3. Step 3: Cross multiply
    13,390.93x = 20,095.61 × 4,625.86
  4. Step 4: Simplify right side
    13,390.93x = 92,959,478.47
  5. Step 5: Solve for x
    x = 92,959,478.47/13,390.93
  6. Step 6: Final answer
    x = 6,941.97

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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.