Home / 63,126.20-94,707.08-21,010.05

Finding the Fourth Proportional to 63,126.20, 94,707.08 and 21,010.05

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Solution

The fourth proportional to 63,126.20, 94,707.08 and 21,010.05 is: 31,520.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,126.20 : 94,707.08 = 21,010.05 : x
  2. Step 2: Convert to fraction form
    63,126.20/94,707.08 = 21,010.05/x
  3. Step 3: Cross multiply
    63,126.20x = 94,707.08 × 21,010.05
  4. Step 4: Simplify right side
    63,126.20x = 1,989,800,381.10
  5. Step 5: Solve for x
    x = 1,989,800,381.10/63,126.20
  6. Step 6: Final answer
    x = 31,520.99

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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.