Home / 14,458.77-21,691.53-5,575.41

Finding the Fourth Proportional to 14,458.77, 21,691.53 and 5,575.41

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Solution

The fourth proportional to 14,458.77, 21,691.53 and 5,575.41 is: 8,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.77 : 21,691.53 = 5,575.41 : x
  2. Step 2: Convert to fraction form
    14,458.77/21,691.53 = 5,575.41/x
  3. Step 3: Cross multiply
    14,458.77x = 21,691.53 × 5,575.41
  4. Step 4: Simplify right side
    14,458.77x = 120,939,173.28
  5. Step 5: Solve for x
    x = 120,939,173.28/14,458.77
  6. Step 6: Final answer
    x = 8,364.42

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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.