Home / 28,589.82-39,473.22-17,851.06

Finding the Fourth Proportional to 28,589.82, 39,473.22 and 17,851.06

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Solution

The fourth proportional to 28,589.82, 39,473.22 and 17,851.06 is: 24,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,589.82 : 39,473.22 = 17,851.06 : x
  2. Step 2: Convert to fraction form
    28,589.82/39,473.22 = 17,851.06/x
  3. Step 3: Cross multiply
    28,589.82x = 39,473.22 × 17,851.06
  4. Step 4: Simplify right side
    28,589.82x = 704,638,818.61
  5. Step 5: Solve for x
    x = 704,638,818.61/28,589.82
  6. Step 6: Final answer
    x = 24,646.49

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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.