Home / 30,541.66-42,154.16-17,796.94

Finding the Fourth Proportional to 30,541.66, 42,154.16 and 17,796.94

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Solution

The fourth proportional to 30,541.66, 42,154.16 and 17,796.94 is: 24,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,541.66 : 42,154.16 = 17,796.94 : x
  2. Step 2: Convert to fraction form
    30,541.66/42,154.16 = 17,796.94/x
  3. Step 3: Cross multiply
    30,541.66x = 42,154.16 × 17,796.94
  4. Step 4: Simplify right side
    30,541.66x = 750,215,056.27
  5. Step 5: Solve for x
    x = 750,215,056.27/30,541.66
  6. Step 6: Final answer
    x = 24,563.66

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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.