Home / 34,886.80-48,147.84-19,577.57

Finding the Fourth Proportional to 34,886.80, 48,147.84 and 19,577.57

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Solution

The fourth proportional to 34,886.80, 48,147.84 and 19,577.57 is: 27,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,886.80 : 48,147.84 = 19,577.57 : x
  2. Step 2: Convert to fraction form
    34,886.80/48,147.84 = 19,577.57/x
  3. Step 3: Cross multiply
    34,886.80x = 48,147.84 × 19,577.57
  4. Step 4: Simplify right side
    34,886.80x = 942,617,467.21
  5. Step 5: Solve for x
    x = 942,617,467.21/34,886.80
  6. Step 6: Final answer
    x = 27,019.32

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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.