Home / 19,151.58-26,421.33-13,834.74

Finding the Fourth Proportional to 19,151.58, 26,421.33 and 13,834.74

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Solution

The fourth proportional to 19,151.58, 26,421.33 and 13,834.74 is: 19,086.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.58 : 26,421.33 = 13,834.74 : x
  2. Step 2: Convert to fraction form
    19,151.58/26,421.33 = 13,834.74/x
  3. Step 3: Cross multiply
    19,151.58x = 26,421.33 × 13,834.74
  4. Step 4: Simplify right side
    19,151.58x = 365,532,231.00
  5. Step 5: Solve for x
    x = 365,532,231.00/19,151.58
  6. Step 6: Final answer
    x = 19,086.27

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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.