Home / 31,072.40-46,575.78-22,302.56

Finding the Fourth Proportional to 31,072.40, 46,575.78 and 22,302.56

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Solution

The fourth proportional to 31,072.40, 46,575.78 and 22,302.56 is: 33,430.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,072.40 : 46,575.78 = 22,302.56 : x
  2. Step 2: Convert to fraction form
    31,072.40/46,575.78 = 22,302.56/x
  3. Step 3: Cross multiply
    31,072.40x = 46,575.78 × 22,302.56
  4. Step 4: Simplify right side
    31,072.40x = 1,038,759,128.00
  5. Step 5: Solve for x
    x = 1,038,759,128.00/31,072.40
  6. Step 6: Final answer
    x = 33,430.28

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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.