Home / 52,369.28-78,506.25-19,081.76

Finding the Fourth Proportional to 52,369.28, 78,506.25 and 19,081.76

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Solution

The fourth proportional to 52,369.28, 78,506.25 and 19,081.76 is: 28,605.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,369.28 : 78,506.25 = 19,081.76 : x
  2. Step 2: Convert to fraction form
    52,369.28/78,506.25 = 19,081.76/x
  3. Step 3: Cross multiply
    52,369.28x = 78,506.25 × 19,081.76
  4. Step 4: Simplify right side
    52,369.28x = 1,498,037,421.00
  5. Step 5: Solve for x
    x = 1,498,037,421.00/52,369.28
  6. Step 6: Final answer
    x = 28,605.27

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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.