Home / 56,907.13-85,360.71-19,467.56

Finding the Fourth Proportional to 56,907.13, 85,360.71 and 19,467.56

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Solution

The fourth proportional to 56,907.13, 85,360.71 and 19,467.56 is: 29,201.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,907.13 : 85,360.71 = 19,467.56 : x
  2. Step 2: Convert to fraction form
    56,907.13/85,360.71 = 19,467.56/x
  3. Step 3: Cross multiply
    56,907.13x = 85,360.71 × 19,467.56
  4. Step 4: Simplify right side
    56,907.13x = 1,661,764,743.57
  5. Step 5: Solve for x
    x = 1,661,764,743.57/56,907.13
  6. Step 6: Final answer
    x = 29,201.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.