Home / 39,310.81-58,946.77-14,349.85

Finding the Fourth Proportional to 39,310.81, 58,946.77 and 14,349.85

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Solution

The fourth proportional to 39,310.81, 58,946.77 and 14,349.85 is: 21,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,310.81 : 58,946.77 = 14,349.85 : x
  2. Step 2: Convert to fraction form
    39,310.81/58,946.77 = 14,349.85/x
  3. Step 3: Cross multiply
    39,310.81x = 58,946.77 × 14,349.85
  4. Step 4: Simplify right side
    39,310.81x = 845,877,307.48
  5. Step 5: Solve for x
    x = 845,877,307.48/39,310.81
  6. Step 6: Final answer
    x = 21,517.68

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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.