Home / 14,525.99-20,046.53-8,557.91

Finding the Fourth Proportional to 14,525.99, 20,046.53 and 8,557.91

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Solution

The fourth proportional to 14,525.99, 20,046.53 and 8,557.91 is: 11,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.99 : 20,046.53 = 8,557.91 : x
  2. Step 2: Convert to fraction form
    14,525.99/20,046.53 = 8,557.91/x
  3. Step 3: Cross multiply
    14,525.99x = 20,046.53 × 8,557.91
  4. Step 4: Simplify right side
    14,525.99x = 171,556,356.76
  5. Step 5: Solve for x
    x = 171,556,356.76/14,525.99
  6. Step 6: Final answer
    x = 11,810.30

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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.