Home / 25,348.70-34,979.79-14,017.51

Finding the Fourth Proportional to 25,348.70, 34,979.79 and 14,017.51

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Solution

The fourth proportional to 25,348.70, 34,979.79 and 14,017.51 is: 19,343.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348.70 : 34,979.79 = 14,017.51 : x
  2. Step 2: Convert to fraction form
    25,348.70/34,979.79 = 14,017.51/x
  3. Step 3: Cross multiply
    25,348.70x = 34,979.79 × 14,017.51
  4. Step 4: Simplify right side
    25,348.70x = 490,329,556.12
  5. Step 5: Solve for x
    x = 490,329,556.12/25,348.70
  6. Step 6: Final answer
    x = 19,343.38

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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.