Home / 32,991.38-49,479.47-19,668.13

Finding the Fourth Proportional to 32,991.38, 49,479.47 and 19,668.13

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Solution

The fourth proportional to 32,991.38, 49,479.47 and 19,668.13 is: 29,497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.38 : 49,479.47 = 19,668.13 : x
  2. Step 2: Convert to fraction form
    32,991.38/49,479.47 = 19,668.13/x
  3. Step 3: Cross multiply
    32,991.38x = 49,479.47 × 19,668.13
  4. Step 4: Simplify right side
    32,991.38x = 973,168,648.29
  5. Step 5: Solve for x
    x = 973,168,648.29/32,991.38
  6. Step 6: Final answer
    x = 29,497.66

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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.