Home / 30,652.42-45,792.29-19,469.56

Finding the Fourth Proportional to 30,652.42, 45,792.29 and 19,469.56

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Solution

The fourth proportional to 30,652.42, 45,792.29 and 19,469.56 is: 29,085.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,652.42 : 45,792.29 = 19,469.56 : x
  2. Step 2: Convert to fraction form
    30,652.42/45,792.29 = 19,469.56/x
  3. Step 3: Cross multiply
    30,652.42x = 45,792.29 × 19,469.56
  4. Step 4: Simplify right side
    30,652.42x = 891,555,737.69
  5. Step 5: Solve for x
    x = 891,555,737.69/30,652.42
  6. Step 6: Final answer
    x = 29,085.98

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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.