Home / 30,679.04-46,017.24-9,618.61

Finding the Fourth Proportional to 30,679.04, 46,017.24 and 9,618.61

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Solution

The fourth proportional to 30,679.04, 46,017.24 and 9,618.61 is: 14,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,679.04 : 46,017.24 = 9,618.61 : x
  2. Step 2: Convert to fraction form
    30,679.04/46,017.24 = 9,618.61/x
  3. Step 3: Cross multiply
    30,679.04x = 46,017.24 × 9,618.61
  4. Step 4: Simplify right side
    30,679.04x = 442,621,884.84
  5. Step 5: Solve for x
    x = 442,621,884.84/30,679.04
  6. Step 6: Final answer
    x = 14,427.50

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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.