Home / 14,985.35-22,479.13-4,311.28

Finding the Fourth Proportional to 14,985.35, 22,479.13 and 4,311.28

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Solution

The fourth proportional to 14,985.35, 22,479.13 and 4,311.28 is: 6,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985.35 : 22,479.13 = 4,311.28 : x
  2. Step 2: Convert to fraction form
    14,985.35/22,479.13 = 4,311.28/x
  3. Step 3: Cross multiply
    14,985.35x = 22,479.13 × 4,311.28
  4. Step 4: Simplify right side
    14,985.35x = 96,913,823.59
  5. Step 5: Solve for x
    x = 96,913,823.59/14,985.35
  6. Step 6: Final answer
    x = 6,467.24

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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.