Home / 19,036.17-28,499.55-14,334.12

Finding the Fourth Proportional to 19,036.17, 28,499.55 and 14,334.12

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Solution

The fourth proportional to 19,036.17, 28,499.55 and 14,334.12 is: 21,459.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,036.17 : 28,499.55 = 14,334.12 : x
  2. Step 2: Convert to fraction form
    19,036.17/28,499.55 = 14,334.12/x
  3. Step 3: Cross multiply
    19,036.17x = 28,499.55 × 14,334.12
  4. Step 4: Simplify right side
    19,036.17x = 408,515,969.65
  5. Step 5: Solve for x
    x = 408,515,969.65/19,036.17
  6. Step 6: Final answer
    x = 21,459.99

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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.