Home / 13,702.67-20,554.73-4,343.41

Finding the Fourth Proportional to 13,702.67, 20,554.73 and 4,343.41

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Solution

The fourth proportional to 13,702.67, 20,554.73 and 4,343.41 is: 6,515.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702.67 : 20,554.73 = 4,343.41 : x
  2. Step 2: Convert to fraction form
    13,702.67/20,554.73 = 4,343.41/x
  3. Step 3: Cross multiply
    13,702.67x = 20,554.73 × 4,343.41
  4. Step 4: Simplify right side
    13,702.67x = 89,277,707.10
  5. Step 5: Solve for x
    x = 89,277,707.10/13,702.67
  6. Step 6: Final answer
    x = 6,515.35

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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.