Home / 63,077.40-94,618.26-21,519

Finding the Fourth Proportional to 63,077.40, 94,618.26 and 21,519

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Solution

The fourth proportional to 63,077.40, 94,618.26 and 21,519 is: 32,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,077.40 : 94,618.26 = 21,519 : x
  2. Step 2: Convert to fraction form
    63,077.40/94,618.26 = 21,519/x
  3. Step 3: Cross multiply
    63,077.40x = 94,618.26 × 21,519
  4. Step 4: Simplify right side
    63,077.40x = 2,036,090,336.94
  5. Step 5: Solve for x
    x = 2,036,090,336.94/63,077.40
  6. Step 6: Final answer
    x = 32,279.24

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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.