Home / 33,011.06-45,554.64-18,670.64

Finding the Fourth Proportional to 33,011.06, 45,554.64 and 18,670.64

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Solution

The fourth proportional to 33,011.06, 45,554.64 and 18,670.64 is: 25,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,011.06 : 45,554.64 = 18,670.64 : x
  2. Step 2: Convert to fraction form
    33,011.06/45,554.64 = 18,670.64/x
  3. Step 3: Cross multiply
    33,011.06x = 45,554.64 × 18,670.64
  4. Step 4: Simplify right side
    33,011.06x = 850,534,283.77
  5. Step 5: Solve for x
    x = 850,534,283.77/33,011.06
  6. Step 6: Final answer
    x = 25,765.13

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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.