Home / 17,277.36-25,929.88-8,959.76

Finding the Fourth Proportional to 17,277.36, 25,929.88 and 8,959.76

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Solution

The fourth proportional to 17,277.36, 25,929.88 and 8,959.76 is: 13,446.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,277.36 : 25,929.88 = 8,959.76 : x
  2. Step 2: Convert to fraction form
    17,277.36/25,929.88 = 8,959.76/x
  3. Step 3: Cross multiply
    17,277.36x = 25,929.88 × 8,959.76
  4. Step 4: Simplify right side
    17,277.36x = 232,325,501.63
  5. Step 5: Solve for x
    x = 232,325,501.63/17,277.36
  6. Step 6: Final answer
    x = 13,446.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.