Home / 38,795.44-53,534.43-21,798.35

Finding the Fourth Proportional to 38,795.44, 53,534.43 and 21,798.35

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Solution

The fourth proportional to 38,795.44, 53,534.43 and 21,798.35 is: 30,079.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,795.44 : 53,534.43 = 21,798.35 : x
  2. Step 2: Convert to fraction form
    38,795.44/53,534.43 = 21,798.35/x
  3. Step 3: Cross multiply
    38,795.44x = 53,534.43 × 21,798.35
  4. Step 4: Simplify right side
    38,795.44x = 1,166,962,242.19
  5. Step 5: Solve for x
    x = 1,166,962,242.19/38,795.44
  6. Step 6: Final answer
    x = 30,079.88

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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.