Home / 15,060.99-20,791.40-10,588.58

Finding the Fourth Proportional to 15,060.99, 20,791.40 and 10,588.58

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Solution

The fourth proportional to 15,060.99, 20,791.40 and 10,588.58 is: 14,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,060.99 : 20,791.40 = 10,588.58 : x
  2. Step 2: Convert to fraction form
    15,060.99/20,791.40 = 10,588.58/x
  3. Step 3: Cross multiply
    15,060.99x = 20,791.40 × 10,588.58
  4. Step 4: Simplify right side
    15,060.99x = 220,151,245.31
  5. Step 5: Solve for x
    x = 220,151,245.31/15,060.99
  6. Step 6: Final answer
    x = 14,617.32

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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.