Home / 18,877.84-26,036.66-11,703.74

Finding the Fourth Proportional to 18,877.84, 26,036.66 and 11,703.74

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Solution

The fourth proportional to 18,877.84, 26,036.66 and 11,703.74 is: 16,142.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,877.84 : 26,036.66 = 11,703.74 : x
  2. Step 2: Convert to fraction form
    18,877.84/26,036.66 = 11,703.74/x
  3. Step 3: Cross multiply
    18,877.84x = 26,036.66 × 11,703.74
  4. Step 4: Simplify right side
    18,877.84x = 304,726,305.68
  5. Step 5: Solve for x
    x = 304,726,305.68/18,877.84
  6. Step 6: Final answer
    x = 16,142.01

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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.