Home / 38,674.50-58,021.47-10,972.50

Finding the Fourth Proportional to 38,674.50, 58,021.47 and 10,972.50

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Solution

The fourth proportional to 38,674.50, 58,021.47 and 10,972.50 is: 16,461.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,674.50 : 58,021.47 = 10,972.50 : x
  2. Step 2: Convert to fraction form
    38,674.50/58,021.47 = 10,972.50/x
  3. Step 3: Cross multiply
    38,674.50x = 58,021.47 × 10,972.50
  4. Step 4: Simplify right side
    38,674.50x = 636,640,579.58
  5. Step 5: Solve for x
    x = 636,640,579.58/38,674.50
  6. Step 6: Final answer
    x = 16,461.51

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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.