Home / 13,966.76-20,953.74-4,106.36

Finding the Fourth Proportional to 13,966.76, 20,953.74 and 4,106.36

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Solution

The fourth proportional to 13,966.76, 20,953.74 and 4,106.36 is: 6,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.76 : 20,953.74 = 4,106.36 : x
  2. Step 2: Convert to fraction form
    13,966.76/20,953.74 = 4,106.36/x
  3. Step 3: Cross multiply
    13,966.76x = 20,953.74 × 4,106.36
  4. Step 4: Simplify right side
    13,966.76x = 86,043,599.79
  5. Step 5: Solve for x
    x = 86,043,599.79/13,966.76
  6. Step 6: Final answer
    x = 6,160.60

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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.