Home / 39,173.53-58,783.65-14,215.53

Finding the Fourth Proportional to 39,173.53, 58,783.65 and 14,215.53

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Solution

The fourth proportional to 39,173.53, 58,783.65 and 14,215.53 is: 21,331.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,173.53 : 58,783.65 = 14,215.53 : x
  2. Step 2: Convert to fraction form
    39,173.53/58,783.65 = 14,215.53/x
  3. Step 3: Cross multiply
    39,173.53x = 58,783.65 × 14,215.53
  4. Step 4: Simplify right side
    39,173.53x = 835,640,557.59
  5. Step 5: Solve for x
    x = 835,640,557.59/39,173.53
  6. Step 6: Final answer
    x = 21,331.76

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1.5x scale

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.