Home / 25,967.36-35,835.12-19,668.80

Finding the Fourth Proportional to 25,967.36, 35,835.12 and 19,668.80

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Solution

The fourth proportional to 25,967.36, 35,835.12 and 19,668.80 is: 27,143.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,967.36 : 35,835.12 = 19,668.80 : x
  2. Step 2: Convert to fraction form
    25,967.36/35,835.12 = 19,668.80/x
  3. Step 3: Cross multiply
    25,967.36x = 35,835.12 × 19,668.80
  4. Step 4: Simplify right side
    25,967.36x = 704,833,808.26
  5. Step 5: Solve for x
    x = 704,833,808.26/25,967.36
  6. Step 6: Final answer
    x = 27,143.07

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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.