Home / 29,328.48-40,455.18-17,999.82

Finding the Fourth Proportional to 29,328.48, 40,455.18 and 17,999.82

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Solution

The fourth proportional to 29,328.48, 40,455.18 and 17,999.82 is: 24,828.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.48 : 40,455.18 = 17,999.82 : x
  2. Step 2: Convert to fraction form
    29,328.48/40,455.18 = 17,999.82/x
  3. Step 3: Cross multiply
    29,328.48x = 40,455.18 × 17,999.82
  4. Step 4: Simplify right side
    29,328.48x = 728,185,958.07
  5. Step 5: Solve for x
    x = 728,185,958.07/29,328.48
  6. Step 6: Final answer
    x = 24,828.63

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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.