Home / 34,818.68-48,057.36-21,396.98

Finding the Fourth Proportional to 34,818.68, 48,057.36 and 21,396.98

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Solution

The fourth proportional to 34,818.68, 48,057.36 and 21,396.98 is: 29,532.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,818.68 : 48,057.36 = 21,396.98 : x
  2. Step 2: Convert to fraction form
    34,818.68/48,057.36 = 21,396.98/x
  3. Step 3: Cross multiply
    34,818.68x = 48,057.36 × 21,396.98
  4. Step 4: Simplify right side
    34,818.68x = 1,028,282,370.77
  5. Step 5: Solve for x
    x = 1,028,282,370.77/34,818.68
  6. Step 6: Final answer
    x = 29,532.49

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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.