Home / 15,130.26-22,695.39-6,808.72

Finding the Fourth Proportional to 15,130.26, 22,695.39 and 6,808.72

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Solution

The fourth proportional to 15,130.26, 22,695.39 and 6,808.72 is: 10,213.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,130.26 : 22,695.39 = 6,808.72 : x
  2. Step 2: Convert to fraction form
    15,130.26/22,695.39 = 6,808.72/x
  3. Step 3: Cross multiply
    15,130.26x = 22,695.39 × 6,808.72
  4. Step 4: Simplify right side
    15,130.26x = 154,526,555.80
  5. Step 5: Solve for x
    x = 154,526,555.80/15,130.26
  6. Step 6: Final answer
    x = 10,213.08

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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.