Home / 45,937.31-68,899.67-12,652.58

Finding the Fourth Proportional to 45,937.31, 68,899.67 and 12,652.58

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Solution

The fourth proportional to 45,937.31, 68,899.67 and 12,652.58 is: 18,977.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,937.31 : 68,899.67 = 12,652.58 : x
  2. Step 2: Convert to fraction form
    45,937.31/68,899.67 = 12,652.58/x
  3. Step 3: Cross multiply
    45,937.31x = 68,899.67 × 12,652.58
  4. Step 4: Simplify right side
    45,937.31x = 871,758,790.53
  5. Step 5: Solve for x
    x = 871,758,790.53/45,937.31
  6. Step 6: Final answer
    x = 18,977.14

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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.