Home / 38,739.97-53,445.72-23,631.45

Finding the Fourth Proportional to 38,739.97, 53,445.72 and 23,631.45

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Solution

The fourth proportional to 38,739.97, 53,445.72 and 23,631.45 is: 32,601.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,739.97 : 53,445.72 = 23,631.45 : x
  2. Step 2: Convert to fraction form
    38,739.97/53,445.72 = 23,631.45/x
  3. Step 3: Cross multiply
    38,739.97x = 53,445.72 × 23,631.45
  4. Step 4: Simplify right side
    38,739.97x = 1,262,999,748.09
  5. Step 5: Solve for x
    x = 1,262,999,748.09/38,739.97
  6. Step 6: Final answer
    x = 32,601.98

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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.