Home / 33,442.78-46,152.21-18,335.47

Finding the Fourth Proportional to 33,442.78, 46,152.21 and 18,335.47

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Solution

The fourth proportional to 33,442.78, 46,152.21 and 18,335.47 is: 25,303.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,442.78 : 46,152.21 = 18,335.47 : x
  2. Step 2: Convert to fraction form
    33,442.78/46,152.21 = 18,335.47/x
  3. Step 3: Cross multiply
    33,442.78x = 46,152.21 × 18,335.47
  4. Step 4: Simplify right side
    33,442.78x = 846,222,461.89
  5. Step 5: Solve for x
    x = 846,222,461.89/33,442.78
  6. Step 6: Final answer
    x = 25,303.59

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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.