Home / 28,783.50-39,721.23-16,846.26

Finding the Fourth Proportional to 28,783.50, 39,721.23 and 16,846.26

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Solution

The fourth proportional to 28,783.50, 39,721.23 and 16,846.26 is: 23,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,783.50 : 39,721.23 = 16,846.26 : x
  2. Step 2: Convert to fraction form
    28,783.50/39,721.23 = 16,846.26/x
  3. Step 3: Cross multiply
    28,783.50x = 39,721.23 × 16,846.26
  4. Step 4: Simplify right side
    28,783.50x = 669,154,168.10
  5. Step 5: Solve for x
    x = 669,154,168.10/28,783.50
  6. Step 6: Final answer
    x = 23,247.84

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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.