Home / 14,085.12-19,436.58-7,797

Finding the Fourth Proportional to 14,085.12, 19,436.58 and 7,797

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Solution

The fourth proportional to 14,085.12, 19,436.58 and 7,797 is: 10,759.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,085.12 : 19,436.58 = 7,797 : x
  2. Step 2: Convert to fraction form
    14,085.12/19,436.58 = 7,797/x
  3. Step 3: Cross multiply
    14,085.12x = 19,436.58 × 7,797
  4. Step 4: Simplify right side
    14,085.12x = 151,547,014.26
  5. Step 5: Solve for x
    x = 151,547,014.26/14,085.12
  6. Step 6: Final answer
    x = 10,759.37

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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.