Home / 56,033.37-77,326.04-30,882.87

Finding the Fourth Proportional to 56,033.37, 77,326.04 and 30,882.87

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Solution

The fourth proportional to 56,033.37, 77,326.04 and 30,882.87 is: 42,618.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,033.37 : 77,326.04 = 30,882.87 : x
  2. Step 2: Convert to fraction form
    56,033.37/77,326.04 = 30,882.87/x
  3. Step 3: Cross multiply
    56,033.37x = 77,326.04 × 30,882.87
  4. Step 4: Simplify right side
    56,033.37x = 2,388,050,118.14
  5. Step 5: Solve for x
    x = 2,388,050,118.14/56,033.37
  6. Step 6: Final answer
    x = 42,618.36

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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.