Home / 17,371.19-26,056.79-12,200.15

Finding the Fourth Proportional to 17,371.19, 26,056.79 and 12,200.15

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Solution

The fourth proportional to 17,371.19, 26,056.79 and 12,200.15 is: 18,300.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,371.19 : 26,056.79 = 12,200.15 : x
  2. Step 2: Convert to fraction form
    17,371.19/26,056.79 = 12,200.15/x
  3. Step 3: Cross multiply
    17,371.19x = 26,056.79 × 12,200.15
  4. Step 4: Simplify right side
    17,371.19x = 317,896,746.52
  5. Step 5: Solve for x
    x = 317,896,746.52/17,371.19
  6. Step 6: Final answer
    x = 18,300.23

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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.