Home / 56,466.18-84,685.50-19,016.51

Finding the Fourth Proportional to 56,466.18, 84,685.50 and 19,016.51

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Solution

The fourth proportional to 56,466.18, 84,685.50 and 19,016.51 is: 28,520.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,466.18 : 84,685.50 = 19,016.51 : x
  2. Step 2: Convert to fraction form
    56,466.18/84,685.50 = 19,016.51/x
  3. Step 3: Cross multiply
    56,466.18x = 84,685.50 × 19,016.51
  4. Step 4: Simplify right side
    56,466.18x = 1,610,422,234.18
  5. Step 5: Solve for x
    x = 1,610,422,234.18/56,466.18
  6. Step 6: Final answer
    x = 28,520.12

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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.