Home / 13,798.52-20,700.71-4,439.24

Finding the Fourth Proportional to 13,798.52, 20,700.71 and 4,439.24

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Solution

The fourth proportional to 13,798.52, 20,700.71 and 4,439.24 is: 6,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.52 : 20,700.71 = 4,439.24 : x
  2. Step 2: Convert to fraction form
    13,798.52/20,700.71 = 4,439.24/x
  3. Step 3: Cross multiply
    13,798.52x = 20,700.71 × 4,439.24
  4. Step 4: Simplify right side
    13,798.52x = 91,895,419.86
  5. Step 5: Solve for x
    x = 91,895,419.86/13,798.52
  6. Step 6: Final answer
    x = 6,659.80

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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.