Home / 28,750.23-39,676.37-16,004.07

Finding the Fourth Proportional to 28,750.23, 39,676.37 and 16,004.07

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Solution

The fourth proportional to 28,750.23, 39,676.37 and 16,004.07 is: 22,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750.23 : 39,676.37 = 16,004.07 : x
  2. Step 2: Convert to fraction form
    28,750.23/39,676.37 = 16,004.07/x
  3. Step 3: Cross multiply
    28,750.23x = 39,676.37 × 16,004.07
  4. Step 4: Simplify right side
    28,750.23x = 634,983,322.81
  5. Step 5: Solve for x
    x = 634,983,322.81/28,750.23
  6. Step 6: Final answer
    x = 22,086.20

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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.