Home / 30,652.34-42,301.46-17,223.55

Finding the Fourth Proportional to 30,652.34, 42,301.46 and 17,223.55

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Solution

The fourth proportional to 30,652.34, 42,301.46 and 17,223.55 is: 23,769.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,652.34 : 42,301.46 = 17,223.55 : x
  2. Step 2: Convert to fraction form
    30,652.34/42,301.46 = 17,223.55/x
  3. Step 3: Cross multiply
    30,652.34x = 42,301.46 × 17,223.55
  4. Step 4: Simplify right side
    30,652.34x = 728,581,248.69
  5. Step 5: Solve for x
    x = 728,581,248.69/30,652.34
  6. Step 6: Final answer
    x = 23,769.19

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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.