Home / 25,606.94-38,309.09-19,384.92

Finding the Fourth Proportional to 25,606.94, 38,309.09 and 19,384.92

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Solution

The fourth proportional to 25,606.94, 38,309.09 and 19,384.92 is: 29,000.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606.94 : 38,309.09 = 19,384.92 : x
  2. Step 2: Convert to fraction form
    25,606.94/38,309.09 = 19,384.92/x
  3. Step 3: Cross multiply
    25,606.94x = 38,309.09 × 19,384.92
  4. Step 4: Simplify right side
    25,606.94x = 742,618,548.00
  5. Step 5: Solve for x
    x = 742,618,548.00/25,606.94
  6. Step 6: Final answer
    x = 29,000.68

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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.