Home / 14,505.12-21,759.77-5,502.55

Finding the Fourth Proportional to 14,505.12, 21,759.77 and 5,502.55

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Solution

The fourth proportional to 14,505.12, 21,759.77 and 5,502.55 is: 8,254.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,505.12 : 21,759.77 = 5,502.55 : x
  2. Step 2: Convert to fraction form
    14,505.12/21,759.77 = 5,502.55/x
  3. Step 3: Cross multiply
    14,505.12x = 21,759.77 × 5,502.55
  4. Step 4: Simplify right side
    14,505.12x = 119,734,222.41
  5. Step 5: Solve for x
    x = 119,734,222.41/14,505.12
  6. Step 6: Final answer
    x = 8,254.62

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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.