Home / 12,272.54-16,946.10-10,004.24

Finding the Fourth Proportional to 12,272.54, 16,946.10 and 10,004.24

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Solution

The fourth proportional to 12,272.54, 16,946.10 and 10,004.24 is: 13,813.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272.54 : 16,946.10 = 10,004.24 : x
  2. Step 2: Convert to fraction form
    12,272.54/16,946.10 = 10,004.24/x
  3. Step 3: Cross multiply
    12,272.54x = 16,946.10 × 10,004.24
  4. Step 4: Simplify right side
    12,272.54x = 169,532,716.71
  5. Step 5: Solve for x
    x = 169,532,716.71/12,272.54
  6. Step 6: Final answer
    x = 13,813.99

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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.