Home / 15,106.12-22,659.39-5,245.58

Finding the Fourth Proportional to 15,106.12, 22,659.39 and 5,245.58

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Solution

The fourth proportional to 15,106.12, 22,659.39 and 5,245.58 is: 7,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106.12 : 22,659.39 = 5,245.58 : x
  2. Step 2: Convert to fraction form
    15,106.12/22,659.39 = 5,245.58/x
  3. Step 3: Cross multiply
    15,106.12x = 22,659.39 × 5,245.58
  4. Step 4: Simplify right side
    15,106.12x = 118,861,699.64
  5. Step 5: Solve for x
    x = 118,861,699.64/15,106.12
  6. Step 6: Final answer
    x = 7,868.45

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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.