Home / 38,783.70-53,520.08-23,701.60

Finding the Fourth Proportional to 38,783.70, 53,520.08 and 23,701.60

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Solution

The fourth proportional to 38,783.70, 53,520.08 and 23,701.60 is: 32,707.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,783.70 : 53,520.08 = 23,701.60 : x
  2. Step 2: Convert to fraction form
    38,783.70/53,520.08 = 23,701.60/x
  3. Step 3: Cross multiply
    38,783.70x = 53,520.08 × 23,701.60
  4. Step 4: Simplify right side
    38,783.70x = 1,268,511,528.13
  5. Step 5: Solve for x
    x = 1,268,511,528.13/38,783.70
  6. Step 6: Final answer
    x = 32,707.34

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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.