Home / 19,289.34-28,904.23-13,024.80

Finding the Fourth Proportional to 19,289.34, 28,904.23 and 13,024.80

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Solution

The fourth proportional to 19,289.34, 28,904.23 and 13,024.80 is: 19,517.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.34 : 28,904.23 = 13,024.80 : x
  2. Step 2: Convert to fraction form
    19,289.34/28,904.23 = 13,024.80/x
  3. Step 3: Cross multiply
    19,289.34x = 28,904.23 × 13,024.80
  4. Step 4: Simplify right side
    19,289.34x = 376,471,814.90
  5. Step 5: Solve for x
    x = 376,471,814.90/19,289.34
  6. Step 6: Final answer
    x = 19,517.09

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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.