Home / 28,277.44-39,020.06-16,339.84

Finding the Fourth Proportional to 28,277.44, 39,020.06 and 16,339.84

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Solution

The fourth proportional to 28,277.44, 39,020.06 and 16,339.84 is: 22,547.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,277.44 : 39,020.06 = 16,339.84 : x
  2. Step 2: Convert to fraction form
    28,277.44/39,020.06 = 16,339.84/x
  3. Step 3: Cross multiply
    28,277.44x = 39,020.06 × 16,339.84
  4. Step 4: Simplify right side
    28,277.44x = 637,581,537.19
  5. Step 5: Solve for x
    x = 637,581,537.19/28,277.44
  6. Step 6: Final answer
    x = 22,547.36

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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.