Home / 38,528.40-57,792.60-26,718.60

Finding the Fourth Proportional to 38,528.40, 57,792.60 and 26,718.60

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Solution

The fourth proportional to 38,528.40, 57,792.60 and 26,718.60 is: 40,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,528.40 : 57,792.60 = 26,718.60 : x
  2. Step 2: Convert to fraction form
    38,528.40/57,792.60 = 26,718.60/x
  3. Step 3: Cross multiply
    38,528.40x = 57,792.60 × 26,718.60
  4. Step 4: Simplify right side
    38,528.40x = 1,544,137,362.36
  5. Step 5: Solve for x
    x = 1,544,137,362.36/38,528.40
  6. Step 6: Final answer
    x = 40,077.90

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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.