Home / 28,524.56-39,359.12-16,588.40

Finding the Fourth Proportional to 28,524.56, 39,359.12 and 16,588.40

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Solution

The fourth proportional to 28,524.56, 39,359.12 and 16,588.40 is: 22,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.56 : 39,359.12 = 16,588.40 : x
  2. Step 2: Convert to fraction form
    28,524.56/39,359.12 = 16,588.40/x
  3. Step 3: Cross multiply
    28,524.56x = 39,359.12 × 16,588.40
  4. Step 4: Simplify right side
    28,524.56x = 652,904,546.47
  5. Step 5: Solve for x
    x = 652,904,546.47/28,524.56
  6. Step 6: Final answer
    x = 22,889.21

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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.