Home / 55,663.63-76,816.07-33,307.63

Finding the Fourth Proportional to 55,663.63, 76,816.07 and 33,307.63

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Solution

The fourth proportional to 55,663.63, 76,816.07 and 33,307.63 is: 45,964.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,663.63 : 76,816.07 = 33,307.63 : x
  2. Step 2: Convert to fraction form
    55,663.63/76,816.07 = 33,307.63/x
  3. Step 3: Cross multiply
    55,663.63x = 76,816.07 × 33,307.63
  4. Step 4: Simplify right side
    55,663.63x = 2,558,560,936.80
  5. Step 5: Solve for x
    x = 2,558,560,936.80/55,663.63
  6. Step 6: Final answer
    x = 45,964.68

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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.