Home / 39,274-58,926.76-14,315.88

Finding the Fourth Proportional to 39,274, 58,926.76 and 14,315.88

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Solution

The fourth proportional to 39,274, 58,926.76 and 14,315.88 is: 21,479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,274 : 58,926.76 = 14,315.88 : x
  2. Step 2: Convert to fraction form
    39,274/58,926.76 = 14,315.88/x
  3. Step 3: Cross multiply
    39,274x = 58,926.76 × 14,315.88
  4. Step 4: Simplify right side
    39,274x = 843,588,424.95
  5. Step 5: Solve for x
    x = 843,588,424.95/39,274
  6. Step 6: Final answer
    x = 21,479.56

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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.