Home / 20,663.01-30,952.92-9,554.40

Finding the Fourth Proportional to 20,663.01, 30,952.92 and 9,554.40

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Solution

The fourth proportional to 20,663.01, 30,952.92 and 9,554.40 is: 14,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,663.01 : 30,952.92 = 9,554.40 : x
  2. Step 2: Convert to fraction form
    20,663.01/30,952.92 = 9,554.40/x
  3. Step 3: Cross multiply
    20,663.01x = 30,952.92 × 9,554.40
  4. Step 4: Simplify right side
    20,663.01x = 295,736,578.85
  5. Step 5: Solve for x
    x = 295,736,578.85/20,663.01
  6. Step 6: Final answer
    x = 14,312.37

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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.