Home / 35,590.88-53,418.51-18,964.95

Finding the Fourth Proportional to 35,590.88, 53,418.51 and 18,964.95

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Solution

The fourth proportional to 35,590.88, 53,418.51 and 18,964.95 is: 28,464.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,590.88 : 53,418.51 = 18,964.95 : x
  2. Step 2: Convert to fraction form
    35,590.88/53,418.51 = 18,964.95/x
  3. Step 3: Cross multiply
    35,590.88x = 53,418.51 × 18,964.95
  4. Step 4: Simplify right side
    35,590.88x = 1,013,079,371.22
  5. Step 5: Solve for x
    x = 1,013,079,371.22/35,590.88
  6. Step 6: Final answer
    x = 28,464.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.