Home / 29,127.24-40,182.98-18,363.63

Finding the Fourth Proportional to 29,127.24, 40,182.98 and 18,363.63

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Solution

The fourth proportional to 29,127.24, 40,182.98 and 18,363.63 is: 25,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127.24 : 40,182.98 = 18,363.63 : x
  2. Step 2: Convert to fraction form
    29,127.24/40,182.98 = 18,363.63/x
  3. Step 3: Cross multiply
    29,127.24x = 40,182.98 × 18,363.63
  4. Step 4: Simplify right side
    29,127.24x = 737,905,285.20
  5. Step 5: Solve for x
    x = 737,905,285.20/29,127.24
  6. Step 6: Final answer
    x = 25,333.86

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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.