Home / 30,740.78-45,856.46-29,834.39

Finding the Fourth Proportional to 30,740.78, 45,856.46 and 29,834.39

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Solution

The fourth proportional to 30,740.78, 45,856.46 and 29,834.39 is: 44,504.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,740.78 : 45,856.46 = 29,834.39 : x
  2. Step 2: Convert to fraction form
    30,740.78/45,856.46 = 29,834.39/x
  3. Step 3: Cross multiply
    30,740.78x = 45,856.46 × 29,834.39
  4. Step 4: Simplify right side
    30,740.78x = 1,368,099,700.89
  5. Step 5: Solve for x
    x = 1,368,099,700.89/30,740.78
  6. Step 6: Final answer
    x = 44,504.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.