Home / 19,095.92-28,687.80-13,562.72

Finding the Fourth Proportional to 19,095.92, 28,687.80 and 13,562.72

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Solution

The fourth proportional to 19,095.92, 28,687.80 and 13,562.72 is: 20,375.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.92 : 28,687.80 = 13,562.72 : x
  2. Step 2: Convert to fraction form
    19,095.92/28,687.80 = 13,562.72/x
  3. Step 3: Cross multiply
    19,095.92x = 28,687.80 × 13,562.72
  4. Step 4: Simplify right side
    19,095.92x = 389,084,598.82
  5. Step 5: Solve for x
    x = 389,084,598.82/19,095.92
  6. Step 6: Final answer
    x = 20,375.27

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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.