Home / 12,533.79-17,292.36-7,152.36

Finding the Fourth Proportional to 12,533.79, 17,292.36 and 7,152.36

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Solution

The fourth proportional to 12,533.79, 17,292.36 and 7,152.36 is: 9,867.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,533.79 : 17,292.36 = 7,152.36 : x
  2. Step 2: Convert to fraction form
    12,533.79/17,292.36 = 7,152.36/x
  3. Step 3: Cross multiply
    12,533.79x = 17,292.36 × 7,152.36
  4. Step 4: Simplify right side
    12,533.79x = 123,681,183.97
  5. Step 5: Solve for x
    x = 123,681,183.97/12,533.79
  6. Step 6: Final answer
    x = 9,867.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.