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Finding the Fourth Proportional to 34,051.56, 46,988.56 and 18,943.84

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Solution

The fourth proportional to 34,051.56, 46,988.56 and 18,943.84 is: 26,141.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,051.56 : 46,988.56 = 18,943.84 : x
  2. Step 2: Convert to fraction form
    34,051.56/46,988.56 = 18,943.84/x
  3. Step 3: Cross multiply
    34,051.56x = 46,988.56 × 18,943.84
  4. Step 4: Simplify right side
    34,051.56x = 890,143,762.47
  5. Step 5: Solve for x
    x = 890,143,762.47/34,051.56
  6. Step 6: Final answer
    x = 26,141.06

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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.