Home / 18,548.34-25,590.00-11,277.94

Finding the Fourth Proportional to 18,548.34, 25,590.00 and 11,277.94

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Solution

The fourth proportional to 18,548.34, 25,590.00 and 11,277.94 is: 15,559.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548.34 : 25,590.00 = 11,277.94 : x
  2. Step 2: Convert to fraction form
    18,548.34/25,590.00 = 11,277.94/x
  3. Step 3: Cross multiply
    18,548.34x = 25,590.00 × 11,277.94
  4. Step 4: Simplify right side
    18,548.34x = 288,602,351.50
  5. Step 5: Solve for x
    x = 288,602,351.50/18,548.34
  6. Step 6: Final answer
    x = 15,559.47

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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.