Home / 56,299.94-77,694.84-30,808.52

Finding the Fourth Proportional to 56,299.94, 77,694.84 and 30,808.52

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Solution

The fourth proportional to 56,299.94, 77,694.84 and 30,808.52 is: 42,516.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,299.94 : 77,694.84 = 30,808.52 : x
  2. Step 2: Convert to fraction form
    56,299.94/77,694.84 = 30,808.52/x
  3. Step 3: Cross multiply
    56,299.94x = 77,694.84 × 30,808.52
  4. Step 4: Simplify right side
    56,299.94x = 2,393,662,643.56
  5. Step 5: Solve for x
    x = 2,393,662,643.56/56,299.94
  6. Step 6: Final answer
    x = 42,516.26

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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.