Home / 32,118.32-44,336.16-21,214.88

Finding the Fourth Proportional to 32,118.32, 44,336.16 and 21,214.88

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Solution

The fourth proportional to 32,118.32, 44,336.16 and 21,214.88 is: 29,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,118.32 : 44,336.16 = 21,214.88 : x
  2. Step 2: Convert to fraction form
    32,118.32/44,336.16 = 21,214.88/x
  3. Step 3: Cross multiply
    32,118.32x = 44,336.16 × 21,214.88
  4. Step 4: Simplify right side
    32,118.32x = 940,586,314.06
  5. Step 5: Solve for x
    x = 940,586,314.06/32,118.32
  6. Step 6: Final answer
    x = 29,285.04

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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.