Home / 55,557.36-76,668.62-30,063.17

Finding the Fourth Proportional to 55,557.36, 76,668.62 and 30,063.17

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Solution

The fourth proportional to 55,557.36, 76,668.62 and 30,063.17 is: 41,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,557.36 : 76,668.62 = 30,063.17 : x
  2. Step 2: Convert to fraction form
    55,557.36/76,668.62 = 30,063.17/x
  3. Step 3: Cross multiply
    55,557.36x = 76,668.62 × 30,063.17
  4. Step 4: Simplify right side
    55,557.36x = 2,304,901,798.08
  5. Step 5: Solve for x
    x = 2,304,901,798.08/55,557.36
  6. Step 6: Final answer
    x = 41,486.88

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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.