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Finding the Fourth Proportional to 29,341.80, 43,983.90 and 26,231.40

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Solution

The fourth proportional to 29,341.80, 43,983.90 and 26,231.40 is: 39,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,341.80 : 43,983.90 = 26,231.40 : x
  2. Step 2: Convert to fraction form
    29,341.80/43,983.90 = 26,231.40/x
  3. Step 3: Cross multiply
    29,341.80x = 43,983.90 × 26,231.40
  4. Step 4: Simplify right side
    29,341.80x = 1,153,759,274.46
  5. Step 5: Solve for x
    x = 1,153,759,274.46/29,341.80
  6. Step 6: Final answer
    x = 39,321.35

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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.