Home / 13,035.60-19,559.16-5,259.60

Finding the Fourth Proportional to 13,035.60, 19,559.16 and 5,259.60

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Solution

The fourth proportional to 13,035.60, 19,559.16 and 5,259.60 is: 7,891.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.60 : 19,559.16 = 5,259.60 : x
  2. Step 2: Convert to fraction form
    13,035.60/19,559.16 = 5,259.60/x
  3. Step 3: Cross multiply
    13,035.60x = 19,559.16 × 5,259.60
  4. Step 4: Simplify right side
    13,035.60x = 102,873,357.94
  5. Step 5: Solve for x
    x = 102,873,357.94/13,035.60
  6. Step 6: Final answer
    x = 7,891.72

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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.