Home / 28,595.83-39,463.70-16,491.81

Finding the Fourth Proportional to 28,595.83, 39,463.70 and 16,491.81

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Solution

The fourth proportional to 28,595.83, 39,463.70 and 16,491.81 is: 22,759.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,595.83 : 39,463.70 = 16,491.81 : x
  2. Step 2: Convert to fraction form
    28,595.83/39,463.70 = 16,491.81/x
  3. Step 3: Cross multiply
    28,595.83x = 39,463.70 × 16,491.81
  4. Step 4: Simplify right side
    28,595.83x = 650,827,843.22
  5. Step 5: Solve for x
    x = 650,827,843.22/28,595.83
  6. Step 6: Final answer
    x = 22,759.54

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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.