Home / 18,064.48-24,929.76-10,106.72

Finding the Fourth Proportional to 18,064.48, 24,929.76 and 10,106.72

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Solution

The fourth proportional to 18,064.48, 24,929.76 and 10,106.72 is: 13,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,064.48 : 24,929.76 = 10,106.72 : x
  2. Step 2: Convert to fraction form
    18,064.48/24,929.76 = 10,106.72/x
  3. Step 3: Cross multiply
    18,064.48x = 24,929.76 × 10,106.72
  4. Step 4: Simplify right side
    18,064.48x = 251,958,103.99
  5. Step 5: Solve for x
    x = 251,958,103.99/18,064.48
  6. Step 6: Final answer
    x = 13,947.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.