Home / 37,742.30-52,100.22-25,480

Finding the Fourth Proportional to 37,742.30, 52,100.22 and 25,480

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Solution

The fourth proportional to 37,742.30, 52,100.22 and 25,480 is: 35,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,742.30 : 52,100.22 = 25,480 : x
  2. Step 2: Convert to fraction form
    37,742.30/52,100.22 = 25,480/x
  3. Step 3: Cross multiply
    37,742.30x = 52,100.22 × 25,480
  4. Step 4: Simplify right side
    37,742.30x = 1,327,513,605.60
  5. Step 5: Solve for x
    x = 1,327,513,605.60/37,742.30
  6. Step 6: Final answer
    x = 35,173.10

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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.