Home / 14,777.30-22,147.26-6,455.12

Finding the Fourth Proportional to 14,777.30, 22,147.26 and 6,455.12

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Solution

The fourth proportional to 14,777.30, 22,147.26 and 6,455.12 is: 9,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,777.30 : 22,147.26 = 6,455.12 : x
  2. Step 2: Convert to fraction form
    14,777.30/22,147.26 = 6,455.12/x
  3. Step 3: Cross multiply
    14,777.30x = 22,147.26 × 6,455.12
  4. Step 4: Simplify right side
    14,777.30x = 142,963,220.97
  5. Step 5: Solve for x
    x = 142,963,220.97/14,777.30
  6. Step 6: Final answer
    x = 9,674.52

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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.