Home / 53,264.30-79,926.97-21,668.52

Finding the Fourth Proportional to 53,264.30, 79,926.97 and 21,668.52

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Solution

The fourth proportional to 53,264.30, 79,926.97 and 21,668.52 is: 32,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,264.30 : 79,926.97 = 21,668.52 : x
  2. Step 2: Convert to fraction form
    53,264.30/79,926.97 = 21,668.52/x
  3. Step 3: Cross multiply
    53,264.30x = 79,926.97 × 21,668.52
  4. Step 4: Simplify right side
    53,264.30x = 1,731,899,093.81
  5. Step 5: Solve for x
    x = 1,731,899,093.81/53,264.30
  6. Step 6: Final answer
    x = 32,515.20

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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.