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Finding the Fourth Proportional to 44,062.90, 66,094.35 and 12,898.15

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Solution

The fourth proportional to 44,062.90, 66,094.35 and 12,898.15 is: 19,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,062.90 : 66,094.35 = 12,898.15 : x
  2. Step 2: Convert to fraction form
    44,062.90/66,094.35 = 12,898.15/x
  3. Step 3: Cross multiply
    44,062.90x = 66,094.35 × 12,898.15
  4. Step 4: Simplify right side
    44,062.90x = 852,494,626.85
  5. Step 5: Solve for x
    x = 852,494,626.85/44,062.90
  6. Step 6: Final answer
    x = 19,347.22

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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.