Home / 39,099.51-58,649.24-15,720.48

Finding the Fourth Proportional to 39,099.51, 58,649.24 and 15,720.48

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Solution

The fourth proportional to 39,099.51, 58,649.24 and 15,720.48 is: 23,580.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,099.51 : 58,649.24 = 15,720.48 : x
  2. Step 2: Convert to fraction form
    39,099.51/58,649.24 = 15,720.48/x
  3. Step 3: Cross multiply
    39,099.51x = 58,649.24 × 15,720.48
  4. Step 4: Simplify right side
    39,099.51x = 921,994,243.74
  5. Step 5: Solve for x
    x = 921,994,243.74/39,099.51
  6. Step 6: Final answer
    x = 23,580.71

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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.