Home / 13,702.34-20,541.16-6,302.99

Finding the Fourth Proportional to 13,702.34, 20,541.16 and 6,302.99

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Solution

The fourth proportional to 13,702.34, 20,541.16 and 6,302.99 is: 9,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702.34 : 20,541.16 = 6,302.99 : x
  2. Step 2: Convert to fraction form
    13,702.34/20,541.16 = 6,302.99/x
  3. Step 3: Cross multiply
    13,702.34x = 20,541.16 × 6,302.99
  4. Step 4: Simplify right side
    13,702.34x = 129,470,785.30
  5. Step 5: Solve for x
    x = 129,470,785.30/13,702.34
  6. Step 6: Final answer
    x = 9,448.81

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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.