Home / 31,015.52-46,538.67-12,295.16

Finding the Fourth Proportional to 31,015.52, 46,538.67 and 12,295.16

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Solution

The fourth proportional to 31,015.52, 46,538.67 and 12,295.16 is: 18,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,015.52 : 46,538.67 = 12,295.16 : x
  2. Step 2: Convert to fraction form
    31,015.52/46,538.67 = 12,295.16/x
  3. Step 3: Cross multiply
    31,015.52x = 46,538.67 × 12,295.16
  4. Step 4: Simplify right side
    31,015.52x = 572,200,393.84
  5. Step 5: Solve for x
    x = 572,200,393.84/31,015.52
  6. Step 6: Final answer
    x = 18,448.84

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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.