Home / 36,986.48-55,487.93-10,689.23

Finding the Fourth Proportional to 36,986.48, 55,487.93 and 10,689.23

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Solution

The fourth proportional to 36,986.48, 55,487.93 and 10,689.23 is: 16,036.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,986.48 : 55,487.93 = 10,689.23 : x
  2. Step 2: Convert to fraction form
    36,986.48/55,487.93 = 10,689.23/x
  3. Step 3: Cross multiply
    36,986.48x = 55,487.93 × 10,689.23
  4. Step 4: Simplify right side
    36,986.48x = 593,123,245.99
  5. Step 5: Solve for x
    x = 593,123,245.99/36,986.48
  6. Step 6: Final answer
    x = 16,036.22

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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.