Home / 25,636.48-35,325.82-18,911.45

Finding the Fourth Proportional to 25,636.48, 35,325.82 and 18,911.45

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Solution

The fourth proportional to 25,636.48, 35,325.82 and 18,911.45 is: 26,059.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,636.48 : 35,325.82 = 18,911.45 : x
  2. Step 2: Convert to fraction form
    25,636.48/35,325.82 = 18,911.45/x
  3. Step 3: Cross multiply
    25,636.48x = 35,325.82 × 18,911.45
  4. Step 4: Simplify right side
    25,636.48x = 668,062,478.64
  5. Step 5: Solve for x
    x = 668,062,478.64/25,636.48
  6. Step 6: Final answer
    x = 26,059.06

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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.