Home / 28,535.36-39,369.21-16,588.94

Finding the Fourth Proportional to 28,535.36, 39,369.21 and 16,588.94

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Solution

The fourth proportional to 28,535.36, 39,369.21 and 16,588.94 is: 22,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,535.36 : 39,369.21 = 16,588.94 : x
  2. Step 2: Convert to fraction form
    28,535.36/39,369.21 = 16,588.94/x
  3. Step 3: Cross multiply
    28,535.36x = 39,369.21 × 16,588.94
  4. Step 4: Simplify right side
    28,535.36x = 653,093,462.54
  5. Step 5: Solve for x
    x = 653,093,462.54/28,535.36
  6. Step 6: Final answer
    x = 22,887.16

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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.