Home / 13,407.86-20,114.67-4,048.58

Finding the Fourth Proportional to 13,407.86, 20,114.67 and 4,048.58

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Solution

The fourth proportional to 13,407.86, 20,114.67 and 4,048.58 is: 6,073.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,407.86 : 20,114.67 = 4,048.58 : x
  2. Step 2: Convert to fraction form
    13,407.86/20,114.67 = 4,048.58/x
  3. Step 3: Cross multiply
    13,407.86x = 20,114.67 × 4,048.58
  4. Step 4: Simplify right side
    13,407.86x = 81,435,850.67
  5. Step 5: Solve for x
    x = 81,435,850.67/13,407.86
  6. Step 6: Final answer
    x = 6,073.74

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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.