Home / 62,809.13-94,206.27-20,678.87

Finding the Fourth Proportional to 62,809.13, 94,206.27 and 20,678.87

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Solution

The fourth proportional to 62,809.13, 94,206.27 and 20,678.87 is: 31,015.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,809.13 : 94,206.27 = 20,678.87 : x
  2. Step 2: Convert to fraction form
    62,809.13/94,206.27 = 20,678.87/x
  3. Step 3: Cross multiply
    62,809.13x = 94,206.27 × 20,678.87
  4. Step 4: Simplify right side
    62,809.13x = 1,948,079,210.51
  5. Step 5: Solve for x
    x = 1,948,079,210.51/62,809.13
  6. Step 6: Final answer
    x = 31,015.86

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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.