Home / 19,795.13-27,317.31-10,842.65

Finding the Fourth Proportional to 19,795.13, 27,317.31 and 10,842.65

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Solution

The fourth proportional to 19,795.13, 27,317.31 and 10,842.65 is: 14,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.13 : 27,317.31 = 10,842.65 : x
  2. Step 2: Convert to fraction form
    19,795.13/27,317.31 = 10,842.65/x
  3. Step 3: Cross multiply
    19,795.13x = 27,317.31 × 10,842.65
  4. Step 4: Simplify right side
    19,795.13x = 296,192,017.45
  5. Step 5: Solve for x
    x = 296,192,017.45/19,795.13
  6. Step 6: Final answer
    x = 14,962.87

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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.