Home / 30,681.24-46,022.44-9,620.82

Finding the Fourth Proportional to 30,681.24, 46,022.44 and 9,620.82

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Solution

The fourth proportional to 30,681.24, 46,022.44 and 9,620.82 is: 14,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,681.24 : 46,022.44 = 9,620.82 : x
  2. Step 2: Convert to fraction form
    30,681.24/46,022.44 = 9,620.82/x
  3. Step 3: Cross multiply
    30,681.24x = 46,022.44 × 9,620.82
  4. Step 4: Simplify right side
    30,681.24x = 442,773,563.10
  5. Step 5: Solve for x
    x = 442,773,563.10/30,681.24
  6. Step 6: Final answer
    x = 14,431.41

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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.