Home / 19,882.32-27,437.40-10,807.59

Finding the Fourth Proportional to 19,882.32, 27,437.40 and 10,807.59

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Solution

The fourth proportional to 19,882.32, 27,437.40 and 10,807.59 is: 14,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882.32 : 27,437.40 = 10,807.59 : x
  2. Step 2: Convert to fraction form
    19,882.32/27,437.40 = 10,807.59/x
  3. Step 3: Cross multiply
    19,882.32x = 27,437.40 × 10,807.59
  4. Step 4: Simplify right side
    19,882.32x = 296,532,169.87
  5. Step 5: Solve for x
    x = 296,532,169.87/19,882.32
  6. Step 6: Final answer
    x = 14,914.36

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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.