Home / 17,988.36-26,984.12-4,840.44

Finding the Fourth Proportional to 17,988.36, 26,984.12 and 4,840.44

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Solution

The fourth proportional to 17,988.36, 26,984.12 and 4,840.44 is: 7,261.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.36 : 26,984.12 = 4,840.44 : x
  2. Step 2: Convert to fraction form
    17,988.36/26,984.12 = 4,840.44/x
  3. Step 3: Cross multiply
    17,988.36x = 26,984.12 × 4,840.44
  4. Step 4: Simplify right side
    17,988.36x = 130,615,013.81
  5. Step 5: Solve for x
    x = 130,615,013.81/17,988.36
  6. Step 6: Final answer
    x = 7,261.09

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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.