Home / 28,961.74-39,946.59-26,579.41

Finding the Fourth Proportional to 28,961.74, 39,946.59 and 26,579.41

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Solution

The fourth proportional to 28,961.74, 39,946.59 and 26,579.41 is: 36,660.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,961.74 : 39,946.59 = 26,579.41 : x
  2. Step 2: Convert to fraction form
    28,961.74/39,946.59 = 26,579.41/x
  3. Step 3: Cross multiply
    28,961.74x = 39,946.59 × 26,579.41
  4. Step 4: Simplify right side
    28,961.74x = 1,061,756,793.71
  5. Step 5: Solve for x
    x = 1,061,756,793.71/28,961.74
  6. Step 6: Final answer
    x = 36,660.67

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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.