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Finding the Fourth Proportional to 30,064.53, 45,091.53 and 10,343.46

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Solution

The fourth proportional to 30,064.53, 45,091.53 and 10,343.46 is: 15,513.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,064.53 : 45,091.53 = 10,343.46 : x
  2. Step 2: Convert to fraction form
    30,064.53/45,091.53 = 10,343.46/x
  3. Step 3: Cross multiply
    30,064.53x = 45,091.53 × 10,343.46
  4. Step 4: Simplify right side
    30,064.53x = 466,402,436.89
  5. Step 5: Solve for x
    x = 466,402,436.89/30,064.53
  6. Step 6: Final answer
    x = 15,513.38

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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.