Home / 17,479.18-24,121.36-10,405.86

Finding the Fourth Proportional to 17,479.18, 24,121.36 and 10,405.86

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Solution

The fourth proportional to 17,479.18, 24,121.36 and 10,405.86 is: 14,360.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,479.18 : 24,121.36 = 10,405.86 : x
  2. Step 2: Convert to fraction form
    17,479.18/24,121.36 = 10,405.86/x
  3. Step 3: Cross multiply
    17,479.18x = 24,121.36 × 10,405.86
  4. Step 4: Simplify right side
    17,479.18x = 251,003,495.17
  5. Step 5: Solve for x
    x = 251,003,495.17/17,479.18
  6. Step 6: Final answer
    x = 14,360.14

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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.