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Finding the Fourth Proportional to 39,846.90, 59,774.68 and 14,898.90

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Solution

The fourth proportional to 39,846.90, 59,774.68 and 14,898.90 is: 22,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,846.90 : 59,774.68 = 14,898.90 : x
  2. Step 2: Convert to fraction form
    39,846.90/59,774.68 = 14,898.90/x
  3. Step 3: Cross multiply
    39,846.90x = 59,774.68 × 14,898.90
  4. Step 4: Simplify right side
    39,846.90x = 890,576,979.85
  5. Step 5: Solve for x
    x = 890,576,979.85/39,846.90
  6. Step 6: Final answer
    x = 22,349.97

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1.5x scale

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.