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Finding the Fourth Proportional to 34,051.98, 46,992.15 and 19,147.98

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Solution

The fourth proportional to 34,051.98, 46,992.15 and 19,147.98 is: 26,424.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,051.98 : 46,992.15 = 19,147.98 : x
  2. Step 2: Convert to fraction form
    34,051.98/46,992.15 = 19,147.98/x
  3. Step 3: Cross multiply
    34,051.98x = 46,992.15 × 19,147.98
  4. Step 4: Simplify right side
    34,051.98x = 899,804,748.36
  5. Step 5: Solve for x
    x = 899,804,748.36/34,051.98
  6. Step 6: Final answer
    x = 26,424.45

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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.