Home / 30,832.09-42,548.43-17,403.91

Finding the Fourth Proportional to 30,832.09, 42,548.43 and 17,403.91

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Solution

The fourth proportional to 30,832.09, 42,548.43 and 17,403.91 is: 24,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,832.09 : 42,548.43 = 17,403.91 : x
  2. Step 2: Convert to fraction form
    30,832.09/42,548.43 = 17,403.91/x
  3. Step 3: Cross multiply
    30,832.09x = 42,548.43 × 17,403.91
  4. Step 4: Simplify right side
    30,832.09x = 740,509,046.36
  5. Step 5: Solve for x
    x = 740,509,046.36/30,832.09
  6. Step 6: Final answer
    x = 24,017.48

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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.