Home / 29,679.47-40,957.92-17,580.62

Finding the Fourth Proportional to 29,679.47, 40,957.92 and 17,580.62

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Solution

The fourth proportional to 29,679.47, 40,957.92 and 17,580.62 is: 24,261.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.47 : 40,957.92 = 17,580.62 : x
  2. Step 2: Convert to fraction form
    29,679.47/40,957.92 = 17,580.62/x
  3. Step 3: Cross multiply
    29,679.47x = 40,957.92 × 17,580.62
  4. Step 4: Simplify right side
    29,679.47x = 720,065,627.51
  5. Step 5: Solve for x
    x = 720,065,627.51/29,679.47
  6. Step 6: Final answer
    x = 24,261.40

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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.