Home / 32,111.32-48,166.98-21,087.76

Finding the Fourth Proportional to 32,111.32, 48,166.98 and 21,087.76

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Solution

The fourth proportional to 32,111.32, 48,166.98 and 21,087.76 is: 31,631.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,111.32 : 48,166.98 = 21,087.76 : x
  2. Step 2: Convert to fraction form
    32,111.32/48,166.98 = 21,087.76/x
  3. Step 3: Cross multiply
    32,111.32x = 48,166.98 × 21,087.76
  4. Step 4: Simplify right side
    32,111.32x = 1,015,733,714.16
  5. Step 5: Solve for x
    x = 1,015,733,714.16/32,111.32
  6. Step 6: Final answer
    x = 31,631.64

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Similar ratio
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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.