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Finding the Fourth Proportional to 43,349.40, 65,007.90 and 17,048.70

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Solution

The fourth proportional to 43,349.40, 65,007.90 and 17,048.70 is: 25,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,349.40 : 65,007.90 = 17,048.70 : x
  2. Step 2: Convert to fraction form
    43,349.40/65,007.90 = 17,048.70/x
  3. Step 3: Cross multiply
    43,349.40x = 65,007.90 × 17,048.70
  4. Step 4: Simplify right side
    43,349.40x = 1,108,300,184.73
  5. Step 5: Solve for x
    x = 1,108,300,184.73/43,349.40
  6. Step 6: Final answer
    x = 25,566.68

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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.