Home / 13,293.24-19,939.86-5,507.52

Finding the Fourth Proportional to 13,293.24, 19,939.86 and 5,507.52

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Solution

The fourth proportional to 13,293.24, 19,939.86 and 5,507.52 is: 8,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293.24 : 19,939.86 = 5,507.52 : x
  2. Step 2: Convert to fraction form
    13,293.24/19,939.86 = 5,507.52/x
  3. Step 3: Cross multiply
    13,293.24x = 19,939.86 × 5,507.52
  4. Step 4: Simplify right side
    13,293.24x = 109,819,177.75
  5. Step 5: Solve for x
    x = 109,819,177.75/13,293.24
  6. Step 6: Final answer
    x = 8,261.28

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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.