Home / 30,349.62-45,532.67-17,211.29

Finding the Fourth Proportional to 30,349.62, 45,532.67 and 17,211.29

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Solution

The fourth proportional to 30,349.62, 45,532.67 and 17,211.29 is: 25,821.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,349.62 : 45,532.67 = 17,211.29 : x
  2. Step 2: Convert to fraction form
    30,349.62/45,532.67 = 17,211.29/x
  3. Step 3: Cross multiply
    30,349.62x = 45,532.67 × 17,211.29
  4. Step 4: Simplify right side
    30,349.62x = 783,675,674.12
  5. Step 5: Solve for x
    x = 783,675,674.12/30,349.62
  6. Step 6: Final answer
    x = 25,821.60

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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.