Home / 39,012.31-58,504.63-14,045.66

Finding the Fourth Proportional to 39,012.31, 58,504.63 and 14,045.66

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Solution

The fourth proportional to 39,012.31, 58,504.63 and 14,045.66 is: 21,063.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,012.31 : 58,504.63 = 14,045.66 : x
  2. Step 2: Convert to fraction form
    39,012.31/58,504.63 = 14,045.66/x
  3. Step 3: Cross multiply
    39,012.31x = 58,504.63 × 14,045.66
  4. Step 4: Simplify right side
    39,012.31x = 821,736,141.41
  5. Step 5: Solve for x
    x = 821,736,141.41/39,012.31
  6. Step 6: Final answer
    x = 21,063.51

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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.