Home / 25,110.26-34,653.21-15,036.74

Finding the Fourth Proportional to 25,110.26, 34,653.21 and 15,036.74

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Solution

The fourth proportional to 25,110.26, 34,653.21 and 15,036.74 is: 20,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,110.26 : 34,653.21 = 15,036.74 : x
  2. Step 2: Convert to fraction form
    25,110.26/34,653.21 = 15,036.74/x
  3. Step 3: Cross multiply
    25,110.26x = 34,653.21 × 15,036.74
  4. Step 4: Simplify right side
    25,110.26x = 521,071,308.94
  5. Step 5: Solve for x
    x = 521,071,308.94/25,110.26
  6. Step 6: Final answer
    x = 20,751.33

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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.