Home / 30,594.24-42,220.17-17,166.06

Finding the Fourth Proportional to 30,594.24, 42,220.17 and 17,166.06

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Solution

The fourth proportional to 30,594.24, 42,220.17 and 17,166.06 is: 23,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,594.24 : 42,220.17 = 17,166.06 : x
  2. Step 2: Convert to fraction form
    30,594.24/42,220.17 = 17,166.06/x
  3. Step 3: Cross multiply
    30,594.24x = 42,220.17 × 17,166.06
  4. Step 4: Simplify right side
    30,594.24x = 724,753,971.43
  5. Step 5: Solve for x
    x = 724,753,971.43/30,594.24
  6. Step 6: Final answer
    x = 23,689.23

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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.