Home / 25,323.77-34,946.19-13,992.68

Finding the Fourth Proportional to 25,323.77, 34,946.19 and 13,992.68

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Solution

The fourth proportional to 25,323.77, 34,946.19 and 13,992.68 is: 19,309.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,323.77 : 34,946.19 = 13,992.68 : x
  2. Step 2: Convert to fraction form
    25,323.77/34,946.19 = 13,992.68/x
  3. Step 3: Cross multiply
    25,323.77x = 34,946.19 × 13,992.68
  4. Step 4: Simplify right side
    25,323.77x = 488,990,679.16
  5. Step 5: Solve for x
    x = 488,990,679.16/25,323.77
  6. Step 6: Final answer
    x = 19,309.56

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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.