Home / 30,592.34-42,217.16-17,163.30

Finding the Fourth Proportional to 30,592.34, 42,217.16 and 17,163.30

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Solution

The fourth proportional to 30,592.34, 42,217.16 and 17,163.30 is: 23,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,592.34 : 42,217.16 = 17,163.30 : x
  2. Step 2: Convert to fraction form
    30,592.34/42,217.16 = 17,163.30/x
  3. Step 3: Cross multiply
    30,592.34x = 42,217.16 × 17,163.30
  4. Step 4: Simplify right side
    30,592.34x = 724,585,782.23
  5. Step 5: Solve for x
    x = 724,585,782.23/30,592.34
  6. Step 6: Final answer
    x = 23,685.20

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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.