Home / 14,945.22-22,421.07-4,557.78

Finding the Fourth Proportional to 14,945.22, 22,421.07 and 4,557.78

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Solution

The fourth proportional to 14,945.22, 22,421.07 and 4,557.78 is: 6,837.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,945.22 : 22,421.07 = 4,557.78 : x
  2. Step 2: Convert to fraction form
    14,945.22/22,421.07 = 4,557.78/x
  3. Step 3: Cross multiply
    14,945.22x = 22,421.07 × 4,557.78
  4. Step 4: Simplify right side
    14,945.22x = 102,190,304.42
  5. Step 5: Solve for x
    x = 102,190,304.42/14,945.22
  6. Step 6: Final answer
    x = 6,837.66

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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.