Home / 39,126.58-58,589.70-21,576.94

Finding the Fourth Proportional to 39,126.58, 58,589.70 and 21,576.94

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Solution

The fourth proportional to 39,126.58, 58,589.70 and 21,576.94 is: 32,310.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,126.58 : 58,589.70 = 21,576.94 : x
  2. Step 2: Convert to fraction form
    39,126.58/58,589.70 = 21,576.94/x
  3. Step 3: Cross multiply
    39,126.58x = 58,589.70 × 21,576.94
  4. Step 4: Simplify right side
    39,126.58x = 1,264,186,441.52
  5. Step 5: Solve for x
    x = 1,264,186,441.52/39,126.58
  6. Step 6: Final answer
    x = 32,310.17

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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.