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Finding the Fourth Proportional to 29,330.80, 43,967.40 and 26,220.40

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Solution

The fourth proportional to 29,330.80, 43,967.40 and 26,220.40 is: 39,304.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,330.80 : 43,967.40 = 26,220.40 : x
  2. Step 2: Convert to fraction form
    29,330.80/43,967.40 = 26,220.40/x
  3. Step 3: Cross multiply
    29,330.80x = 43,967.40 × 26,220.40
  4. Step 4: Simplify right side
    29,330.80x = 1,152,842,814.96
  5. Step 5: Solve for x
    x = 1,152,842,814.96/29,330.80
  6. Step 6: Final answer
    x = 39,304.85

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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.