Home / 14,617.26-21,898.35-7,213.05

Finding the Fourth Proportional to 14,617.26, 21,898.35 and 7,213.05

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Solution

The fourth proportional to 14,617.26, 21,898.35 and 7,213.05 is: 10,805.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,617.26 : 21,898.35 = 7,213.05 : x
  2. Step 2: Convert to fraction form
    14,617.26/21,898.35 = 7,213.05/x
  3. Step 3: Cross multiply
    14,617.26x = 21,898.35 × 7,213.05
  4. Step 4: Simplify right side
    14,617.26x = 157,953,893.47
  5. Step 5: Solve for x
    x = 157,953,893.47/14,617.26
  6. Step 6: Final answer
    x = 10,805.99

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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.