Home / 25,375.51-35,018.27-14,045.79

Finding the Fourth Proportional to 25,375.51, 35,018.27 and 14,045.79

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Solution

The fourth proportional to 25,375.51, 35,018.27 and 14,045.79 is: 19,383.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,375.51 : 35,018.27 = 14,045.79 : x
  2. Step 2: Convert to fraction form
    25,375.51/35,018.27 = 14,045.79/x
  3. Step 3: Cross multiply
    25,375.51x = 35,018.27 × 14,045.79
  4. Step 4: Simplify right side
    25,375.51x = 491,859,196.35
  5. Step 5: Solve for x
    x = 491,859,196.35/25,375.51
  6. Step 6: Final answer
    x = 19,383.23

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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.