Home / 12,510.36-17,258.22-8,263.08

Finding the Fourth Proportional to 12,510.36, 17,258.22 and 8,263.08

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Solution

The fourth proportional to 12,510.36, 17,258.22 and 8,263.08 is: 11,399.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510.36 : 17,258.22 = 8,263.08 : x
  2. Step 2: Convert to fraction form
    12,510.36/17,258.22 = 8,263.08/x
  3. Step 3: Cross multiply
    12,510.36x = 17,258.22 × 8,263.08
  4. Step 4: Simplify right side
    12,510.36x = 142,606,052.52
  5. Step 5: Solve for x
    x = 142,606,052.52/12,510.36
  6. Step 6: Final answer
    x = 11,399.04

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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.