Home / 15,802.30-23,704.80-4,115.50

Finding the Fourth Proportional to 15,802.30, 23,704.80 and 4,115.50

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Solution

The fourth proportional to 15,802.30, 23,704.80 and 4,115.50 is: 6,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,802.30 : 23,704.80 = 4,115.50 : x
  2. Step 2: Convert to fraction form
    15,802.30/23,704.80 = 4,115.50/x
  3. Step 3: Cross multiply
    15,802.30x = 23,704.80 × 4,115.50
  4. Step 4: Simplify right side
    15,802.30x = 97,557,104.40
  5. Step 5: Solve for x
    x = 97,557,104.40/15,802.30
  6. Step 6: Final answer
    x = 6,173.60

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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.