Home / 14,418.39-19,897.47-8,045.37

Finding the Fourth Proportional to 14,418.39, 19,897.47 and 8,045.37

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Solution

The fourth proportional to 14,418.39, 19,897.47 and 8,045.37 is: 11,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.39 : 19,897.47 = 8,045.37 : x
  2. Step 2: Convert to fraction form
    14,418.39/19,897.47 = 8,045.37/x
  3. Step 3: Cross multiply
    14,418.39x = 19,897.47 × 8,045.37
  4. Step 4: Simplify right side
    14,418.39x = 160,082,508.21
  5. Step 5: Solve for x
    x = 160,082,508.21/14,418.39
  6. Step 6: Final answer
    x = 11,102.66

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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.