Home / 16,720.01-25,077.97-9,703.84

Finding the Fourth Proportional to 16,720.01, 25,077.97 and 9,703.84

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Solution

The fourth proportional to 16,720.01, 25,077.97 and 9,703.84 is: 14,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720.01 : 25,077.97 = 9,703.84 : x
  2. Step 2: Convert to fraction form
    16,720.01/25,077.97 = 9,703.84/x
  3. Step 3: Cross multiply
    16,720.01x = 25,077.97 × 9,703.84
  4. Step 4: Simplify right side
    16,720.01x = 243,352,608.40
  5. Step 5: Solve for x
    x = 243,352,608.40/16,720.01
  6. Step 6: Final answer
    x = 14,554.57

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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.