Home / 39,890.79-59,846.54-14,932.80

Finding the Fourth Proportional to 39,890.79, 59,846.54 and 14,932.80

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Solution

The fourth proportional to 39,890.79, 59,846.54 and 14,932.80 is: 22,403.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,890.79 : 59,846.54 = 14,932.80 : x
  2. Step 2: Convert to fraction form
    39,890.79/59,846.54 = 14,932.80/x
  3. Step 3: Cross multiply
    39,890.79x = 59,846.54 × 14,932.80
  4. Step 4: Simplify right side
    39,890.79x = 893,676,337.85
  5. Step 5: Solve for x
    x = 893,676,337.85/39,890.79
  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.