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Finding the Fourth Proportional to 29,038.76, 43,558.16 and 8,262.26

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Solution

The fourth proportional to 29,038.76, 43,558.16 and 8,262.26 is: 12,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,038.76 : 43,558.16 = 8,262.26 : x
  2. Step 2: Convert to fraction form
    29,038.76/43,558.16 = 8,262.26/x
  3. Step 3: Cross multiply
    29,038.76x = 43,558.16 × 8,262.26
  4. Step 4: Simplify right side
    29,038.76x = 359,888,843.04
  5. Step 5: Solve for x
    x = 359,888,843.04/29,038.76
  6. Step 6: Final answer
    x = 12,393.40

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1.5x scale

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.