Home / 56,815.29-85,222.95-17,372.41

Finding the Fourth Proportional to 56,815.29, 85,222.95 and 17,372.41

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Solution

The fourth proportional to 56,815.29, 85,222.95 and 17,372.41 is: 26,058.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,815.29 : 85,222.95 = 17,372.41 : x
  2. Step 2: Convert to fraction form
    56,815.29/85,222.95 = 17,372.41/x
  3. Step 3: Cross multiply
    56,815.29x = 85,222.95 × 17,372.41
  4. Step 4: Simplify right side
    56,815.29x = 1,480,528,028.81
  5. Step 5: Solve for x
    x = 1,480,528,028.81/56,815.29
  6. Step 6: Final answer
    x = 26,058.62

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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.