Home / 32,653.82-45,061.75-18,313.58

Finding the Fourth Proportional to 32,653.82, 45,061.75 and 18,313.58

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Solution

The fourth proportional to 32,653.82, 45,061.75 and 18,313.58 is: 25,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,653.82 : 45,061.75 = 18,313.58 : x
  2. Step 2: Convert to fraction form
    32,653.82/45,061.75 = 18,313.58/x
  3. Step 3: Cross multiply
    32,653.82x = 45,061.75 × 18,313.58
  4. Step 4: Simplify right side
    32,653.82x = 825,241,963.57
  5. Step 5: Solve for x
    x = 825,241,963.57/32,653.82
  6. Step 6: Final answer
    x = 25,272.45

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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.