Home / 38,790.60-53,531.07-22,023.60

Finding the Fourth Proportional to 38,790.60, 53,531.07 and 22,023.60

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Solution

The fourth proportional to 38,790.60, 53,531.07 and 22,023.60 is: 30,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,790.60 : 53,531.07 = 22,023.60 : x
  2. Step 2: Convert to fraction form
    38,790.60/53,531.07 = 22,023.60/x
  3. Step 3: Cross multiply
    38,790.60x = 53,531.07 × 22,023.60
  4. Step 4: Simplify right side
    38,790.60x = 1,178,946,605.60
  5. Step 5: Solve for x
    x = 1,178,946,605.60/38,790.60
  6. Step 6: Final answer
    x = 30,392.59

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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.