Home / 28,608.35-42,924.38-15,445.25

Finding the Fourth Proportional to 28,608.35, 42,924.38 and 15,445.25

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Solution

The fourth proportional to 28,608.35, 42,924.38 and 15,445.25 is: 23,174.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,608.35 : 42,924.38 = 15,445.25 : x
  2. Step 2: Convert to fraction form
    28,608.35/42,924.38 = 15,445.25/x
  3. Step 3: Cross multiply
    28,608.35x = 42,924.38 × 15,445.25
  4. Step 4: Simplify right side
    28,608.35x = 662,977,488.35
  5. Step 5: Solve for x
    x = 662,977,488.35/28,608.35
  6. Step 6: Final answer
    x = 23,174.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.