Home / 52,187.40-78,276.92-14,745.96

Finding the Fourth Proportional to 52,187.40, 78,276.92 and 14,745.96

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Solution

The fourth proportional to 52,187.40, 78,276.92 and 14,745.96 is: 22,117.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,187.40 : 78,276.92 = 14,745.96 : x
  2. Step 2: Convert to fraction form
    52,187.40/78,276.92 = 14,745.96/x
  3. Step 3: Cross multiply
    52,187.40x = 78,276.92 × 14,745.96
  4. Step 4: Simplify right side
    52,187.40x = 1,154,268,257.51
  5. Step 5: Solve for x
    x = 1,154,268,257.51/52,187.40
  6. Step 6: Final answer
    x = 22,117.76

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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.