Home / 29,540.37-44,285.64-12,888.18

Finding the Fourth Proportional to 29,540.37, 44,285.64 and 12,888.18

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Solution

The fourth proportional to 29,540.37, 44,285.64 and 12,888.18 is: 19,321.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.37 : 44,285.64 = 12,888.18 : x
  2. Step 2: Convert to fraction form
    29,540.37/44,285.64 = 12,888.18/x
  3. Step 3: Cross multiply
    29,540.37x = 44,285.64 × 12,888.18
  4. Step 4: Simplify right side
    29,540.37x = 570,761,299.74
  5. Step 5: Solve for x
    x = 570,761,299.74/29,540.37
  6. Step 6: Final answer
    x = 19,321.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.