Home / 37,815.29-56,721.81-15,611.77

Finding the Fourth Proportional to 37,815.29, 56,721.81 and 15,611.77

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Solution

The fourth proportional to 37,815.29, 56,721.81 and 15,611.77 is: 23,417.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,815.29 : 56,721.81 = 15,611.77 : x
  2. Step 2: Convert to fraction form
    37,815.29/56,721.81 = 15,611.77/x
  3. Step 3: Cross multiply
    37,815.29x = 56,721.81 × 15,611.77
  4. Step 4: Simplify right side
    37,815.29x = 885,527,568.09
  5. Step 5: Solve for x
    x = 885,527,568.09/37,815.29
  6. Step 6: Final answer
    x = 23,417.19

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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.