Home / 25,483.25-35,161.22-15,411.48

Finding the Fourth Proportional to 25,483.25, 35,161.22 and 15,411.48

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Solution

The fourth proportional to 25,483.25, 35,161.22 and 15,411.48 is: 21,264.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,483.25 : 35,161.22 = 15,411.48 : x
  2. Step 2: Convert to fraction form
    25,483.25/35,161.22 = 15,411.48/x
  3. Step 3: Cross multiply
    25,483.25x = 35,161.22 × 15,411.48
  4. Step 4: Simplify right side
    25,483.25x = 541,886,345.48
  5. Step 5: Solve for x
    x = 541,886,345.48/25,483.25
  6. Step 6: Final answer
    x = 21,264.41

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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.