Home / 19,595.88-27,050.59-13,231.09

Finding the Fourth Proportional to 19,595.88, 27,050.59 and 13,231.09

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Solution

The fourth proportional to 19,595.88, 27,050.59 and 13,231.09 is: 18,264.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595.88 : 27,050.59 = 13,231.09 : x
  2. Step 2: Convert to fraction form
    19,595.88/27,050.59 = 13,231.09/x
  3. Step 3: Cross multiply
    19,595.88x = 27,050.59 × 13,231.09
  4. Step 4: Simplify right side
    19,595.88x = 357,908,690.14
  5. Step 5: Solve for x
    x = 357,908,690.14/19,595.88
  6. Step 6: Final answer
    x = 18,264.49

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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.