Home / 35,295.94-48,704.81-21,148.42

Finding the Fourth Proportional to 35,295.94, 48,704.81 and 21,148.42

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Solution

The fourth proportional to 35,295.94, 48,704.81 and 21,148.42 is: 29,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,295.94 : 48,704.81 = 21,148.42 : x
  2. Step 2: Convert to fraction form
    35,295.94/48,704.81 = 21,148.42/x
  3. Step 3: Cross multiply
    35,295.94x = 48,704.81 × 21,148.42
  4. Step 4: Simplify right side
    35,295.94x = 1,030,029,777.90
  5. Step 5: Solve for x
    x = 1,030,029,777.90/35,295.94
  6. Step 6: Final answer
    x = 29,182.67

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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.