Home / 30,700.44-46,065.24-13,175.28

Finding the Fourth Proportional to 30,700.44, 46,065.24 and 13,175.28

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Solution

The fourth proportional to 30,700.44, 46,065.24 and 13,175.28 is: 19,769.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,700.44 : 46,065.24 = 13,175.28 : x
  2. Step 2: Convert to fraction form
    30,700.44/46,065.24 = 13,175.28/x
  3. Step 3: Cross multiply
    30,700.44x = 46,065.24 × 13,175.28
  4. Step 4: Simplify right side
    30,700.44x = 606,922,435.27
  5. Step 5: Solve for x
    x = 606,922,435.27/30,700.44
  6. Step 6: Final answer
    x = 19,769.18

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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.