Home / 26,055.61-39,083.43-18,299.05

Finding the Fourth Proportional to 26,055.61, 39,083.43 and 18,299.05

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Solution

The fourth proportional to 26,055.61, 39,083.43 and 18,299.05 is: 27,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,055.61 : 39,083.43 = 18,299.05 : x
  2. Step 2: Convert to fraction form
    26,055.61/39,083.43 = 18,299.05/x
  3. Step 3: Cross multiply
    26,055.61x = 39,083.43 × 18,299.05
  4. Step 4: Simplify right side
    26,055.61x = 715,189,639.74
  5. Step 5: Solve for x
    x = 715,189,639.74/26,055.61
  6. Step 6: Final answer
    x = 27,448.59

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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.