Home / 13,967.47-20,950.77-4,106.93

Finding the Fourth Proportional to 13,967.47, 20,950.77 and 4,106.93

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Solution

The fourth proportional to 13,967.47, 20,950.77 and 4,106.93 is: 6,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.47 : 20,950.77 = 4,106.93 : x
  2. Step 2: Convert to fraction form
    13,967.47/20,950.77 = 4,106.93/x
  3. Step 3: Cross multiply
    13,967.47x = 20,950.77 × 4,106.93
  4. Step 4: Simplify right side
    13,967.47x = 86,043,345.84
  5. Step 5: Solve for x
    x = 86,043,345.84/13,967.47
  6. Step 6: Final answer
    x = 6,160.27

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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.