Home / 30,008.84-45,059.49-25,389.54

Finding the Fourth Proportional to 30,008.84, 45,059.49 and 25,389.54

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Solution

The fourth proportional to 30,008.84, 45,059.49 and 25,389.54 is: 38,123.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,008.84 : 45,059.49 = 25,389.54 : x
  2. Step 2: Convert to fraction form
    30,008.84/45,059.49 = 25,389.54/x
  3. Step 3: Cross multiply
    30,008.84x = 45,059.49 × 25,389.54
  4. Step 4: Simplify right side
    30,008.84x = 1,144,039,723.73
  5. Step 5: Solve for x
    x = 1,144,039,723.73/30,008.84
  6. Step 6: Final answer
    x = 38,123.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.