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Finding the Fourth Proportional to 29,386.80, 44,051.40 and 26,276.40

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Solution

The fourth proportional to 29,386.80, 44,051.40 and 26,276.40 is: 39,388.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,386.80 : 44,051.40 = 26,276.40 : x
  2. Step 2: Convert to fraction form
    29,386.80/44,051.40 = 26,276.40/x
  3. Step 3: Cross multiply
    29,386.80x = 44,051.40 × 26,276.40
  4. Step 4: Simplify right side
    29,386.80x = 1,157,512,206.96
  5. Step 5: Solve for x
    x = 1,157,512,206.96/29,386.80
  6. Step 6: Final answer
    x = 39,388.85

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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.