Home / 15,134.69-22,701.78-6,808.81

Finding the Fourth Proportional to 15,134.69, 22,701.78 and 6,808.81

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Solution

The fourth proportional to 15,134.69, 22,701.78 and 6,808.81 is: 10,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.69 : 22,701.78 = 6,808.81 : x
  2. Step 2: Convert to fraction form
    15,134.69/22,701.78 = 6,808.81/x
  3. Step 3: Cross multiply
    15,134.69x = 22,701.78 × 6,808.81
  4. Step 4: Simplify right side
    15,134.69x = 154,572,106.68
  5. Step 5: Solve for x
    x = 154,572,106.68/15,134.69
  6. Step 6: Final answer
    x = 10,213.10

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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.