Home / 36,899.06-55,348.91-10,603.80

Finding the Fourth Proportional to 36,899.06, 55,348.91 and 10,603.80

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Solution

The fourth proportional to 36,899.06, 55,348.91 and 10,603.80 is: 15,905.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,899.06 : 55,348.91 = 10,603.80 : x
  2. Step 2: Convert to fraction form
    36,899.06/55,348.91 = 10,603.80/x
  3. Step 3: Cross multiply
    36,899.06x = 55,348.91 × 10,603.80
  4. Step 4: Simplify right side
    36,899.06x = 586,908,718.84
  5. Step 5: Solve for x
    x = 586,908,718.84/36,899.06
  6. Step 6: Final answer
    x = 15,905.79

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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.