Home / 39,890.78-59,846.54-14,932.79

Finding the Fourth Proportional to 39,890.78, 59,846.54 and 14,932.79

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Solution

The fourth proportional to 39,890.78, 59,846.54 and 14,932.79 is: 22,403.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,890.78 : 59,846.54 = 14,932.79 : x
  2. Step 2: Convert to fraction form
    39,890.78/59,846.54 = 14,932.79/x
  3. Step 3: Cross multiply
    39,890.78x = 59,846.54 × 14,932.79
  4. Step 4: Simplify right side
    39,890.78x = 893,675,889.00
  5. Step 5: Solve for x
    x = 893,675,889.00/39,890.78
  6. Step 6: Final answer
    x = 22,403.07

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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.