Home / 56,095.64-84,121.58-21,016.16

Finding the Fourth Proportional to 56,095.64, 84,121.58 and 21,016.16

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Solution

The fourth proportional to 56,095.64, 84,121.58 and 21,016.16 is: 31,516.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,095.64 : 84,121.58 = 21,016.16 : x
  2. Step 2: Convert to fraction form
    56,095.64/84,121.58 = 21,016.16/x
  3. Step 3: Cross multiply
    56,095.64x = 84,121.58 × 21,016.16
  4. Step 4: Simplify right side
    56,095.64x = 1,767,912,216.67
  5. Step 5: Solve for x
    x = 1,767,912,216.67/56,095.64
  6. Step 6: Final answer
    x = 31,516.04

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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.