Home / 35,083.55-48,429.15-21,660.23

Finding the Fourth Proportional to 35,083.55, 48,429.15 and 21,660.23

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Solution

The fourth proportional to 35,083.55, 48,429.15 and 21,660.23 is: 29,899.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,083.55 : 48,429.15 = 21,660.23 : x
  2. Step 2: Convert to fraction form
    35,083.55/48,429.15 = 21,660.23/x
  3. Step 3: Cross multiply
    35,083.55x = 48,429.15 × 21,660.23
  4. Step 4: Simplify right side
    35,083.55x = 1,048,986,527.70
  5. Step 5: Solve for x
    x = 1,048,986,527.70/35,083.55
  6. Step 6: Final answer
    x = 29,899.67

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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.