Home / 30,497.07-45,734.30-10,500.98

Finding the Fourth Proportional to 30,497.07, 45,734.30 and 10,500.98

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Solution

The fourth proportional to 30,497.07, 45,734.30 and 10,500.98 is: 15,747.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,497.07 : 45,734.30 = 10,500.98 : x
  2. Step 2: Convert to fraction form
    30,497.07/45,734.30 = 10,500.98/x
  3. Step 3: Cross multiply
    30,497.07x = 45,734.30 × 10,500.98
  4. Step 4: Simplify right side
    30,497.07x = 480,254,688.44
  5. Step 5: Solve for x
    x = 480,254,688.44/30,497.07
  6. Step 6: Final answer
    x = 15,747.57

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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.