Home / 28,567.18-39,426.23-17,243.18

Finding the Fourth Proportional to 28,567.18, 39,426.23 and 17,243.18

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Solution

The fourth proportional to 28,567.18, 39,426.23 and 17,243.18 is: 23,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,567.18 : 39,426.23 = 17,243.18 : x
  2. Step 2: Convert to fraction form
    28,567.18/39,426.23 = 17,243.18/x
  3. Step 3: Cross multiply
    28,567.18x = 39,426.23 × 17,243.18
  4. Step 4: Simplify right side
    28,567.18x = 679,833,580.61
  5. Step 5: Solve for x
    x = 679,833,580.61/28,567.18
  6. Step 6: Final answer
    x = 23,797.71

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Find fourth proportional to 28,568.18, 39,427.61 and 17,244.18
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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.