Home / 19,710.32-27,200.84-10,758.65

Finding the Fourth Proportional to 19,710.32, 27,200.84 and 10,758.65

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Solution

The fourth proportional to 19,710.32, 27,200.84 and 10,758.65 is: 14,847.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710.32 : 27,200.84 = 10,758.65 : x
  2. Step 2: Convert to fraction form
    19,710.32/27,200.84 = 10,758.65/x
  3. Step 3: Cross multiply
    19,710.32x = 27,200.84 × 10,758.65
  4. Step 4: Simplify right side
    19,710.32x = 292,644,127.47
  5. Step 5: Solve for x
    x = 292,644,127.47/19,710.32
  6. Step 6: Final answer
    x = 14,847.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.