Home / 19,550.83-29,330.35-8,459.10

Finding the Fourth Proportional to 19,550.83, 29,330.35 and 8,459.10

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Solution

The fourth proportional to 19,550.83, 29,330.35 and 8,459.10 is: 12,690.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550.83 : 29,330.35 = 8,459.10 : x
  2. Step 2: Convert to fraction form
    19,550.83/29,330.35 = 8,459.10/x
  3. Step 3: Cross multiply
    19,550.83x = 29,330.35 × 8,459.10
  4. Step 4: Simplify right side
    19,550.83x = 248,108,174.74
  5. Step 5: Solve for x
    x = 248,108,174.74/19,550.83
  6. Step 6: Final answer
    x = 12,690.42

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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.