Home / 30,287.18-41,796.32-16,858.15

Finding the Fourth Proportional to 30,287.18, 41,796.32 and 16,858.15

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Solution

The fourth proportional to 30,287.18, 41,796.32 and 16,858.15 is: 23,264.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,287.18 : 41,796.32 = 16,858.15 : x
  2. Step 2: Convert to fraction form
    30,287.18/41,796.32 = 16,858.15/x
  3. Step 3: Cross multiply
    30,287.18x = 41,796.32 × 16,858.15
  4. Step 4: Simplify right side
    30,287.18x = 704,608,547.72
  5. Step 5: Solve for x
    x = 704,608,547.72/30,287.18
  6. Step 6: Final answer
    x = 23,264.25

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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.