Home / 28,352.81-42,425.19-23,661.23

Finding the Fourth Proportional to 28,352.81, 42,425.19 and 23,661.23

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Solution

The fourth proportional to 28,352.81, 42,425.19 and 23,661.23 is: 35,405.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352.81 : 42,425.19 = 23,661.23 : x
  2. Step 2: Convert to fraction form
    28,352.81/42,425.19 = 23,661.23/x
  3. Step 3: Cross multiply
    28,352.81x = 42,425.19 × 23,661.23
  4. Step 4: Simplify right side
    28,352.81x = 1,003,832,178.38
  5. Step 5: Solve for x
    x = 1,003,832,178.38/28,352.81
  6. Step 6: Final answer
    x = 35,405.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.