Home / 39,238.74-58,895.10-14,302.89

Finding the Fourth Proportional to 39,238.74, 58,895.10 and 14,302.89

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Solution

The fourth proportional to 39,238.74, 58,895.10 and 14,302.89 is: 21,467.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,238.74 : 58,895.10 = 14,302.89 : x
  2. Step 2: Convert to fraction form
    39,238.74/58,895.10 = 14,302.89/x
  3. Step 3: Cross multiply
    39,238.74x = 58,895.10 × 14,302.89
  4. Step 4: Simplify right side
    39,238.74x = 842,370,136.84
  5. Step 5: Solve for x
    x = 842,370,136.84/39,238.74
  6. Step 6: Final answer
    x = 21,467.82

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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.