Home / 35,442.18-53,160.48-15,451.20

Finding the Fourth Proportional to 35,442.18, 53,160.48 and 15,451.20

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Solution

The fourth proportional to 35,442.18, 53,160.48 and 15,451.20 is: 23,175.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,442.18 : 53,160.48 = 15,451.20 : x
  2. Step 2: Convert to fraction form
    35,442.18/53,160.48 = 15,451.20/x
  3. Step 3: Cross multiply
    35,442.18x = 53,160.48 × 15,451.20
  4. Step 4: Simplify right side
    35,442.18x = 821,393,208.58
  5. Step 5: Solve for x
    x = 821,393,208.58/35,442.18
  6. Step 6: Final answer
    x = 23,175.58

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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.