Home / 17,520.27-26,283.86-6,427.06

Finding the Fourth Proportional to 17,520.27, 26,283.86 and 6,427.06

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Solution

The fourth proportional to 17,520.27, 26,283.86 and 6,427.06 is: 9,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.27 : 26,283.86 = 6,427.06 : x
  2. Step 2: Convert to fraction form
    17,520.27/26,283.86 = 6,427.06/x
  3. Step 3: Cross multiply
    17,520.27x = 26,283.86 × 6,427.06
  4. Step 4: Simplify right side
    17,520.27x = 168,927,847.41
  5. Step 5: Solve for x
    x = 168,927,847.41/17,520.27
  6. Step 6: Final answer
    x = 9,641.85

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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.