Home / 15,384.56-23,080.08-5,003.60

Finding the Fourth Proportional to 15,384.56, 23,080.08 and 5,003.60

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Solution

The fourth proportional to 15,384.56, 23,080.08 and 5,003.60 is: 7,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384.56 : 23,080.08 = 5,003.60 : x
  2. Step 2: Convert to fraction form
    15,384.56/23,080.08 = 5,003.60/x
  3. Step 3: Cross multiply
    15,384.56x = 23,080.08 × 5,003.60
  4. Step 4: Simplify right side
    15,384.56x = 115,483,488.29
  5. Step 5: Solve for x
    x = 115,483,488.29/15,384.56
  6. Step 6: Final answer
    x = 7,506.45

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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.