Home / 25,701.54-35,466.17-15,628.59

Finding the Fourth Proportional to 25,701.54, 35,466.17 and 15,628.59

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Solution

The fourth proportional to 25,701.54, 35,466.17 and 15,628.59 is: 21,566.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,701.54 : 35,466.17 = 15,628.59 : x
  2. Step 2: Convert to fraction form
    25,701.54/35,466.17 = 15,628.59/x
  3. Step 3: Cross multiply
    25,701.54x = 35,466.17 × 15,628.59
  4. Step 4: Simplify right side
    25,701.54x = 554,285,974.33
  5. Step 5: Solve for x
    x = 554,285,974.33/25,701.54
  6. Step 6: Final answer
    x = 21,566.26

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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.