Home / 42,254.76-63,389.68-14,183.96

Finding the Fourth Proportional to 42,254.76, 63,389.68 and 14,183.96

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Solution

The fourth proportional to 42,254.76, 63,389.68 and 14,183.96 is: 21,278.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,254.76 : 63,389.68 = 14,183.96 : x
  2. Step 2: Convert to fraction form
    42,254.76/63,389.68 = 14,183.96/x
  3. Step 3: Cross multiply
    42,254.76x = 63,389.68 × 14,183.96
  4. Step 4: Simplify right side
    42,254.76x = 899,116,368.58
  5. Step 5: Solve for x
    x = 899,116,368.58/42,254.76
  6. Step 6: Final answer
    x = 21,278.46

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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.