Home / 15,105.84-22,666.32-6,340.56

Finding the Fourth Proportional to 15,105.84, 22,666.32 and 6,340.56

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Solution

The fourth proportional to 15,105.84, 22,666.32 and 6,340.56 is: 9,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105.84 : 22,666.32 = 6,340.56 : x
  2. Step 2: Convert to fraction form
    15,105.84/22,666.32 = 6,340.56/x
  3. Step 3: Cross multiply
    15,105.84x = 22,666.32 × 6,340.56
  4. Step 4: Simplify right side
    15,105.84x = 143,717,161.94
  5. Step 5: Solve for x
    x = 143,717,161.94/15,105.84
  6. Step 6: Final answer
    x = 9,514.01

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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.