Home / 52,518.31-78,762.89-14,558.52

Finding the Fourth Proportional to 52,518.31, 78,762.89 and 14,558.52

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Solution

The fourth proportional to 52,518.31, 78,762.89 and 14,558.52 is: 21,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,518.31 : 78,762.89 = 14,558.52 : x
  2. Step 2: Convert to fraction form
    52,518.31/78,762.89 = 14,558.52/x
  3. Step 3: Cross multiply
    52,518.31x = 78,762.89 × 14,558.52
  4. Step 4: Simplify right side
    52,518.31x = 1,146,670,642.72
  5. Step 5: Solve for x
    x = 1,146,670,642.72/52,518.31
  6. Step 6: Final answer
    x = 21,833.73

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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.