Home / 37,920.24-52,329.92-21,153.24

Finding the Fourth Proportional to 37,920.24, 52,329.92 and 21,153.24

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Solution

The fourth proportional to 37,920.24, 52,329.92 and 21,153.24 is: 29,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920.24 : 52,329.92 = 21,153.24 : x
  2. Step 2: Convert to fraction form
    37,920.24/52,329.92 = 21,153.24/x
  3. Step 3: Cross multiply
    37,920.24x = 52,329.92 × 21,153.24
  4. Step 4: Simplify right side
    37,920.24x = 1,106,947,251.17
  5. Step 5: Solve for x
    x = 1,106,947,251.17/37,920.24
  6. Step 6: Final answer
    x = 29,191.46

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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.