Home / 30,054.69-41,475.51-16,442.91

Finding the Fourth Proportional to 30,054.69, 41,475.51 and 16,442.91

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Solution

The fourth proportional to 30,054.69, 41,475.51 and 16,442.91 is: 22,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,054.69 : 41,475.51 = 16,442.91 : x
  2. Step 2: Convert to fraction form
    30,054.69/41,475.51 = 16,442.91/x
  3. Step 3: Cross multiply
    30,054.69x = 41,475.51 × 16,442.91
  4. Step 4: Simplify right side
    30,054.69x = 681,978,078.13
  5. Step 5: Solve for x
    x = 681,978,078.13/30,054.69
  6. Step 6: Final answer
    x = 22,691.24

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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.