Home / 52,460.28-78,690.31-16,439.49

Finding the Fourth Proportional to 52,460.28, 78,690.31 and 16,439.49

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Solution

The fourth proportional to 52,460.28, 78,690.31 and 16,439.49 is: 24,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,460.28 : 78,690.31 = 16,439.49 : x
  2. Step 2: Convert to fraction form
    52,460.28/78,690.31 = 16,439.49/x
  3. Step 3: Cross multiply
    52,460.28x = 78,690.31 × 16,439.49
  4. Step 4: Simplify right side
    52,460.28x = 1,293,628,564.34
  5. Step 5: Solve for x
    x = 1,293,628,564.34/52,460.28
  6. Step 6: Final answer
    x = 24,659.20

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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.