Home / 19,108.05-26,370.77-10,611.81

Finding the Fourth Proportional to 19,108.05, 26,370.77 and 10,611.81

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Solution

The fourth proportional to 19,108.05, 26,370.77 and 10,611.81 is: 14,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108.05 : 26,370.77 = 10,611.81 : x
  2. Step 2: Convert to fraction form
    19,108.05/26,370.77 = 10,611.81/x
  3. Step 3: Cross multiply
    19,108.05x = 26,370.77 × 10,611.81
  4. Step 4: Simplify right side
    19,108.05x = 279,841,547.73
  5. Step 5: Solve for x
    x = 279,841,547.73/19,108.05
  6. Step 6: Final answer
    x = 14,645.22

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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.