Home / 28,913.97-39,885.89-17,586.93

Finding the Fourth Proportional to 28,913.97, 39,885.89 and 17,586.93

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Solution

The fourth proportional to 28,913.97, 39,885.89 and 17,586.93 is: 24,260.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913.97 : 39,885.89 = 17,586.93 : x
  2. Step 2: Convert to fraction form
    28,913.97/39,885.89 = 17,586.93/x
  3. Step 3: Cross multiply
    28,913.97x = 39,885.89 × 17,586.93
  4. Step 4: Simplify right side
    28,913.97x = 701,470,192.70
  5. Step 5: Solve for x
    x = 701,470,192.70/28,913.97
  6. Step 6: Final answer
    x = 24,260.60

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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.