Home / 31,004.40-46,506.60-28,282.80

Finding the Fourth Proportional to 31,004.40, 46,506.60 and 28,282.80

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Solution

The fourth proportional to 31,004.40, 46,506.60 and 28,282.80 is: 42,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,004.40 : 46,506.60 = 28,282.80 : x
  2. Step 2: Convert to fraction form
    31,004.40/46,506.60 = 28,282.80/x
  3. Step 3: Cross multiply
    31,004.40x = 46,506.60 × 28,282.80
  4. Step 4: Simplify right side
    31,004.40x = 1,315,336,866.48
  5. Step 5: Solve for x
    x = 1,315,336,866.48/31,004.40
  6. Step 6: Final answer
    x = 42,424.20

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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.