Home / 38,743.84-53,466-22,828.96

Finding the Fourth Proportional to 38,743.84, 53,466 and 22,828.96

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Solution

The fourth proportional to 38,743.84, 53,466 and 22,828.96 is: 31,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,743.84 : 53,466 = 22,828.96 : x
  2. Step 2: Convert to fraction form
    38,743.84/53,466 = 22,828.96/x
  3. Step 3: Cross multiply
    38,743.84x = 53,466 × 22,828.96
  4. Step 4: Simplify right side
    38,743.84x = 1,220,573,175.36
  5. Step 5: Solve for x
    x = 1,220,573,175.36/38,743.84
  6. Step 6: Final answer
    x = 31,503.67

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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.