Home / 31,241.40-46,866.20-11,533.79

Finding the Fourth Proportional to 31,241.40, 46,866.20 and 11,533.79

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Solution

The fourth proportional to 31,241.40, 46,866.20 and 11,533.79 is: 17,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,241.40 : 46,866.20 = 11,533.79 : x
  2. Step 2: Convert to fraction form
    31,241.40/46,866.20 = 11,533.79/x
  3. Step 3: Cross multiply
    31,241.40x = 46,866.20 × 11,533.79
  4. Step 4: Simplify right side
    31,241.40x = 540,544,968.39
  5. Step 5: Solve for x
    x = 540,544,968.39/31,241.40
  6. Step 6: Final answer
    x = 17,302.20

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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.