Home / 28,839.06-39,782.70-23,467.59

Finding the Fourth Proportional to 28,839.06, 39,782.70 and 23,467.59

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Solution

The fourth proportional to 28,839.06, 39,782.70 and 23,467.59 is: 32,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,839.06 : 39,782.70 = 23,467.59 : x
  2. Step 2: Convert to fraction form
    28,839.06/39,782.70 = 23,467.59/x
  3. Step 3: Cross multiply
    28,839.06x = 39,782.70 × 23,467.59
  4. Step 4: Simplify right side
    28,839.06x = 933,604,092.69
  5. Step 5: Solve for x
    x = 933,604,092.69/28,839.06
  6. Step 6: Final answer
    x = 32,372.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.