Home / 39,820.30-59,771.91-17,649.23

Finding the Fourth Proportional to 39,820.30, 59,771.91 and 17,649.23

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Solution

The fourth proportional to 39,820.30, 59,771.91 and 17,649.23 is: 26,492.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,820.30 : 59,771.91 = 17,649.23 : x
  2. Step 2: Convert to fraction form
    39,820.30/59,771.91 = 17,649.23/x
  3. Step 3: Cross multiply
    39,820.30x = 59,771.91 × 17,649.23
  4. Step 4: Simplify right side
    39,820.30x = 1,054,928,187.13
  5. Step 5: Solve for x
    x = 1,054,928,187.13/39,820.30
  6. Step 6: Final answer
    x = 26,492.22

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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.