Home / 13,095.32-19,659.62-7,911.32

Finding the Fourth Proportional to 13,095.32, 19,659.62 and 7,911.32

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Solution

The fourth proportional to 13,095.32, 19,659.62 and 7,911.32 is: 11,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.32 : 19,659.62 = 7,911.32 : x
  2. Step 2: Convert to fraction form
    13,095.32/19,659.62 = 7,911.32/x
  3. Step 3: Cross multiply
    13,095.32x = 19,659.62 × 7,911.32
  4. Step 4: Simplify right side
    13,095.32x = 155,533,544.90
  5. Step 5: Solve for x
    x = 155,533,544.90/13,095.32
  6. Step 6: Final answer
    x = 11,877.03

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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.