Home / 26,464.68-39,661.74-13,981.77

Finding the Fourth Proportional to 26,464.68, 39,661.74 and 13,981.77

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Solution

The fourth proportional to 26,464.68, 39,661.74 and 13,981.77 is: 20,954.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,464.68 : 39,661.74 = 13,981.77 : x
  2. Step 2: Convert to fraction form
    26,464.68/39,661.74 = 13,981.77/x
  3. Step 3: Cross multiply
    26,464.68x = 39,661.74 × 13,981.77
  4. Step 4: Simplify right side
    26,464.68x = 554,541,326.48
  5. Step 5: Solve for x
    x = 554,541,326.48/26,464.68
  6. Step 6: Final answer
    x = 20,954.02

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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.