Home / 13,015.92-19,535.04-5,230.08

Finding the Fourth Proportional to 13,015.92, 19,535.04 and 5,230.08

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Solution

The fourth proportional to 13,015.92, 19,535.04 and 5,230.08 is: 7,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015.92 : 19,535.04 = 5,230.08 : x
  2. Step 2: Convert to fraction form
    13,015.92/19,535.04 = 5,230.08/x
  3. Step 3: Cross multiply
    13,015.92x = 19,535.04 × 5,230.08
  4. Step 4: Simplify right side
    13,015.92x = 102,169,822.00
  5. Step 5: Solve for x
    x = 102,169,822.00/13,015.92
  6. Step 6: Final answer
    x = 7,849.60

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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.