Home / 39,177.65-58,752.70-14,213.45

Finding the Fourth Proportional to 39,177.65, 58,752.70 and 14,213.45

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Solution

The fourth proportional to 39,177.65, 58,752.70 and 14,213.45 is: 21,315.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,177.65 : 58,752.70 = 14,213.45 : x
  2. Step 2: Convert to fraction form
    39,177.65/58,752.70 = 14,213.45/x
  3. Step 3: Cross multiply
    39,177.65x = 58,752.70 × 14,213.45
  4. Step 4: Simplify right side
    39,177.65x = 835,078,563.82
  5. Step 5: Solve for x
    x = 835,078,563.82/39,177.65
  6. Step 6: Final answer
    x = 21,315.18

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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.