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Finding the Fourth Proportional to 34,914.59, 48,060.44 and 30,430.56

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Solution

The fourth proportional to 34,914.59, 48,060.44 and 30,430.56 is: 41,888.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,914.59 : 48,060.44 = 30,430.56 : x
  2. Step 2: Convert to fraction form
    34,914.59/48,060.44 = 30,430.56/x
  3. Step 3: Cross multiply
    34,914.59x = 48,060.44 × 30,430.56
  4. Step 4: Simplify right side
    34,914.59x = 1,462,506,245.23
  5. Step 5: Solve for x
    x = 1,462,506,245.23/34,914.59
  6. Step 6: Final answer
    x = 41,888.11

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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.