Home / 38,050.79-52,511.55-20,824.31

Finding the Fourth Proportional to 38,050.79, 52,511.55 and 20,824.31

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Solution

The fourth proportional to 38,050.79, 52,511.55 and 20,824.31 is: 28,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,050.79 : 52,511.55 = 20,824.31 : x
  2. Step 2: Convert to fraction form
    38,050.79/52,511.55 = 20,824.31/x
  3. Step 3: Cross multiply
    38,050.79x = 52,511.55 × 20,824.31
  4. Step 4: Simplify right side
    38,050.79x = 1,093,516,848.97
  5. Step 5: Solve for x
    x = 1,093,516,848.97/38,050.79
  6. Step 6: Final answer
    x = 28,738.35

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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.