Home / 15,410.84-21,266.99-8,337.26

Finding the Fourth Proportional to 15,410.84, 21,266.99 and 8,337.26

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Solution

The fourth proportional to 15,410.84, 21,266.99 and 8,337.26 is: 11,505.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.84 : 21,266.99 = 8,337.26 : x
  2. Step 2: Convert to fraction form
    15,410.84/21,266.99 = 8,337.26/x
  3. Step 3: Cross multiply
    15,410.84x = 21,266.99 × 8,337.26
  4. Step 4: Simplify right side
    15,410.84x = 177,308,499.06
  5. Step 5: Solve for x
    x = 177,308,499.06/15,410.84
  6. Step 6: Final answer
    x = 11,505.44

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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.