Home / 14,137.26-21,207.66-4,649.40

Finding the Fourth Proportional to 14,137.26, 21,207.66 and 4,649.40

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Solution

The fourth proportional to 14,137.26, 21,207.66 and 4,649.40 is: 6,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.26 : 21,207.66 = 4,649.40 : x
  2. Step 2: Convert to fraction form
    14,137.26/21,207.66 = 4,649.40/x
  3. Step 3: Cross multiply
    14,137.26x = 21,207.66 × 4,649.40
  4. Step 4: Simplify right side
    14,137.26x = 98,602,894.40
  5. Step 5: Solve for x
    x = 98,602,894.40/14,137.26
  6. Step 6: Final answer
    x = 6,974.68

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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.