Home / 39,331.24-59,009.82-14,378.92

Finding the Fourth Proportional to 39,331.24, 59,009.82 and 14,378.92

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Solution

The fourth proportional to 39,331.24, 59,009.82 and 14,378.92 is: 21,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,331.24 : 59,009.82 = 14,378.92 : x
  2. Step 2: Convert to fraction form
    39,331.24/59,009.82 = 14,378.92/x
  3. Step 3: Cross multiply
    39,331.24x = 59,009.82 × 14,378.92
  4. Step 4: Simplify right side
    39,331.24x = 848,497,480.99
  5. Step 5: Solve for x
    x = 848,497,480.99/39,331.24
  6. Step 6: Final answer
    x = 21,573.12

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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.