Home / 14,171.36-21,261.18-5,851.85

Finding the Fourth Proportional to 14,171.36, 21,261.18 and 5,851.85

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Solution

The fourth proportional to 14,171.36, 21,261.18 and 5,851.85 is: 8,779.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171.36 : 21,261.18 = 5,851.85 : x
  2. Step 2: Convert to fraction form
    14,171.36/21,261.18 = 5,851.85/x
  3. Step 3: Cross multiply
    14,171.36x = 21,261.18 × 5,851.85
  4. Step 4: Simplify right side
    14,171.36x = 124,417,151.82
  5. Step 5: Solve for x
    x = 124,417,151.82/14,171.36
  6. Step 6: Final answer
    x = 8,779.48

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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.