Home / 17,485.29-26,228.28-6,391.96

Finding the Fourth Proportional to 17,485.29, 26,228.28 and 6,391.96

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Solution

The fourth proportional to 17,485.29, 26,228.28 and 6,391.96 is: 9,588.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.29 : 26,228.28 = 6,391.96 : x
  2. Step 2: Convert to fraction form
    17,485.29/26,228.28 = 6,391.96/x
  3. Step 3: Cross multiply
    17,485.29x = 26,228.28 × 6,391.96
  4. Step 4: Simplify right side
    17,485.29x = 167,650,204.58
  5. Step 5: Solve for x
    x = 167,650,204.58/17,485.29
  6. Step 6: Final answer
    x = 9,588.07

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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.