Home / 63,174.63-94,730.21-21,039.82

Finding the Fourth Proportional to 63,174.63, 94,730.21 and 21,039.82

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Solution

The fourth proportional to 63,174.63, 94,730.21 and 21,039.82 is: 31,549.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,174.63 : 94,730.21 = 21,039.82 : x
  2. Step 2: Convert to fraction form
    63,174.63/94,730.21 = 21,039.82/x
  3. Step 3: Cross multiply
    63,174.63x = 94,730.21 × 21,039.82
  4. Step 4: Simplify right side
    63,174.63x = 1,993,106,566.96
  5. Step 5: Solve for x
    x = 1,993,106,566.96/63,174.63
  6. Step 6: Final answer
    x = 31,549.16

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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.