Home / 15,357.36-23,033.72-4,262.88

Finding the Fourth Proportional to 15,357.36, 23,033.72 and 4,262.88

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Solution

The fourth proportional to 15,357.36, 23,033.72 and 4,262.88 is: 6,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,357.36 : 23,033.72 = 4,262.88 : x
  2. Step 2: Convert to fraction form
    15,357.36/23,033.72 = 4,262.88/x
  3. Step 3: Cross multiply
    15,357.36x = 23,033.72 × 4,262.88
  4. Step 4: Simplify right side
    15,357.36x = 98,189,984.31
  5. Step 5: Solve for x
    x = 98,189,984.31/15,357.36
  6. Step 6: Final answer
    x = 6,393.68

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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.