Home / 25,229.37-34,830.51-15,160.26

Finding the Fourth Proportional to 25,229.37, 34,830.51 and 15,160.26

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Solution

The fourth proportional to 25,229.37, 34,830.51 and 15,160.26 is: 20,929.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,229.37 : 34,830.51 = 15,160.26 : x
  2. Step 2: Convert to fraction form
    25,229.37/34,830.51 = 15,160.26/x
  3. Step 3: Cross multiply
    25,229.37x = 34,830.51 × 15,160.26
  4. Step 4: Simplify right side
    25,229.37x = 528,039,587.53
  5. Step 5: Solve for x
    x = 528,039,587.53/25,229.37
  6. Step 6: Final answer
    x = 20,929.56

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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.