Home / 30,207.46-41,683.19-17,639.50

Finding the Fourth Proportional to 30,207.46, 41,683.19 and 17,639.50

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Solution

The fourth proportional to 30,207.46, 41,683.19 and 17,639.50 is: 24,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,207.46 : 41,683.19 = 17,639.50 : x
  2. Step 2: Convert to fraction form
    30,207.46/41,683.19 = 17,639.50/x
  3. Step 3: Cross multiply
    30,207.46x = 41,683.19 × 17,639.50
  4. Step 4: Simplify right side
    30,207.46x = 735,270,630.01
  5. Step 5: Solve for x
    x = 735,270,630.01/30,207.46
  6. Step 6: Final answer
    x = 24,340.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.