Home / 12,823.26-17,669.79-9,460.74

Finding the Fourth Proportional to 12,823.26, 17,669.79 and 9,460.74

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Solution

The fourth proportional to 12,823.26, 17,669.79 and 9,460.74 is: 13,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.26 : 17,669.79 = 9,460.74 : x
  2. Step 2: Convert to fraction form
    12,823.26/17,669.79 = 9,460.74/x
  3. Step 3: Cross multiply
    12,823.26x = 17,669.79 × 9,460.74
  4. Step 4: Simplify right side
    12,823.26x = 167,169,289.04
  5. Step 5: Solve for x
    x = 167,169,289.04/12,823.26
  6. Step 6: Final answer
    x = 13,036.41

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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.