Home / 14,340.60-21,504.42-5,106.84

Finding the Fourth Proportional to 14,340.60, 21,504.42 and 5,106.84

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Solution

The fourth proportional to 14,340.60, 21,504.42 and 5,106.84 is: 7,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.60 : 21,504.42 = 5,106.84 : x
  2. Step 2: Convert to fraction form
    14,340.60/21,504.42 = 5,106.84/x
  3. Step 3: Cross multiply
    14,340.60x = 21,504.42 × 5,106.84
  4. Step 4: Simplify right side
    14,340.60x = 109,819,632.23
  5. Step 5: Solve for x
    x = 109,819,632.23/14,340.60
  6. Step 6: Final answer
    x = 7,657.95

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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.