Home / 52,508.13-78,762.06-13,065.27

Finding the Fourth Proportional to 52,508.13, 78,762.06 and 13,065.27

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Solution

The fourth proportional to 52,508.13, 78,762.06 and 13,065.27 is: 19,597.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,508.13 : 78,762.06 = 13,065.27 : x
  2. Step 2: Convert to fraction form
    52,508.13/78,762.06 = 13,065.27/x
  3. Step 3: Cross multiply
    52,508.13x = 78,762.06 × 13,065.27
  4. Step 4: Simplify right side
    52,508.13x = 1,029,047,579.66
  5. Step 5: Solve for x
    x = 1,029,047,579.66/52,508.13
  6. Step 6: Final answer
    x = 19,597.87

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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.