Home / 42,163.50-58,185.63-25,399.74

Finding the Fourth Proportional to 42,163.50, 58,185.63 and 25,399.74

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Solution

The fourth proportional to 42,163.50, 58,185.63 and 25,399.74 is: 35,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,163.50 : 58,185.63 = 25,399.74 : x
  2. Step 2: Convert to fraction form
    42,163.50/58,185.63 = 25,399.74/x
  3. Step 3: Cross multiply
    42,163.50x = 58,185.63 × 25,399.74
  4. Step 4: Simplify right side
    42,163.50x = 1,477,899,873.74
  5. Step 5: Solve for x
    x = 1,477,899,873.74/42,163.50
  6. Step 6: Final answer
    x = 35,051.64

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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.