Home / 12,368.10-17,068.20-6,702.96

Finding the Fourth Proportional to 12,368.10, 17,068.20 and 6,702.96

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Solution

The fourth proportional to 12,368.10, 17,068.20 and 6,702.96 is: 9,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.10 : 17,068.20 = 6,702.96 : x
  2. Step 2: Convert to fraction form
    12,368.10/17,068.20 = 6,702.96/x
  3. Step 3: Cross multiply
    12,368.10x = 17,068.20 × 6,702.96
  4. Step 4: Simplify right side
    12,368.10x = 114,407,461.87
  5. Step 5: Solve for x
    x = 114,407,461.87/12,368.10
  6. Step 6: Final answer
    x = 9,250.21

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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.