Home / 34,368.89-47,432.07-20,027.97

Finding the Fourth Proportional to 34,368.89, 47,432.07 and 20,027.97

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Solution

The fourth proportional to 34,368.89, 47,432.07 and 20,027.97 is: 27,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,368.89 : 47,432.07 = 20,027.97 : x
  2. Step 2: Convert to fraction form
    34,368.89/47,432.07 = 20,027.97/x
  3. Step 3: Cross multiply
    34,368.89x = 47,432.07 × 20,027.97
  4. Step 4: Simplify right side
    34,368.89x = 949,968,075.00
  5. Step 5: Solve for x
    x = 949,968,075.00/34,368.89
  6. Step 6: Final answer
    x = 27,640.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.