Home / 19,260.71-26,578.94-12,094.34

Finding the Fourth Proportional to 19,260.71, 26,578.94 and 12,094.34

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Solution

The fourth proportional to 19,260.71, 26,578.94 and 12,094.34 is: 16,689.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.71 : 26,578.94 = 12,094.34 : x
  2. Step 2: Convert to fraction form
    19,260.71/26,578.94 = 12,094.34/x
  3. Step 3: Cross multiply
    19,260.71x = 26,578.94 × 12,094.34
  4. Step 4: Simplify right side
    19,260.71x = 321,454,543.83
  5. Step 5: Solve for x
    x = 321,454,543.83/19,260.71
  6. Step 6: Final answer
    x = 16,689.66

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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.