Home / 30,845.81-46,287.14-28,336.23

Finding the Fourth Proportional to 30,845.81, 46,287.14 and 28,336.23

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Solution

The fourth proportional to 30,845.81, 46,287.14 and 28,336.23 is: 42,521.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,845.81 : 46,287.14 = 28,336.23 : x
  2. Step 2: Convert to fraction form
    30,845.81/46,287.14 = 28,336.23/x
  3. Step 3: Cross multiply
    30,845.81x = 46,287.14 × 28,336.23
  4. Step 4: Simplify right side
    30,845.81x = 1,311,603,045.08
  5. Step 5: Solve for x
    x = 1,311,603,045.08/30,845.81
  6. Step 6: Final answer
    x = 42,521.27

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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.