Home / 32,112.32-48,168.48-21,088.76

Finding the Fourth Proportional to 32,112.32, 48,168.48 and 21,088.76

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Solution

The fourth proportional to 32,112.32, 48,168.48 and 21,088.76 is: 31,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,112.32 : 48,168.48 = 21,088.76 : x
  2. Step 2: Convert to fraction form
    32,112.32/48,168.48 = 21,088.76/x
  3. Step 3: Cross multiply
    32,112.32x = 48,168.48 × 21,088.76
  4. Step 4: Simplify right side
    32,112.32x = 1,015,813,514.28
  5. Step 5: Solve for x
    x = 1,015,813,514.28/32,112.32
  6. Step 6: Final answer
    x = 31,633.14

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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.