Home / 23,312.50-34,969-18,662.08

Finding the Fourth Proportional to 23,312.50, 34,969 and 18,662.08

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Solution

The fourth proportional to 23,312.50, 34,969 and 18,662.08 is: 27,993.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,312.50 : 34,969 = 18,662.08 : x
  2. Step 2: Convert to fraction form
    23,312.50/34,969 = 18,662.08/x
  3. Step 3: Cross multiply
    23,312.50x = 34,969 × 18,662.08
  4. Step 4: Simplify right side
    23,312.50x = 652,594,275.52
  5. Step 5: Solve for x
    x = 652,594,275.52/23,312.50
  6. Step 6: Final answer
    x = 27,993.32

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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.