Home / 35,467.77-53,107.79-21,409.00

Finding the Fourth Proportional to 35,467.77, 53,107.79 and 21,409.00

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Solution

The fourth proportional to 35,467.77, 53,107.79 and 21,409.00 is: 32,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,467.77 : 53,107.79 = 21,409.00 : x
  2. Step 2: Convert to fraction form
    35,467.77/53,107.79 = 21,409.00/x
  3. Step 3: Cross multiply
    35,467.77x = 53,107.79 × 21,409.00
  4. Step 4: Simplify right side
    35,467.77x = 1,136,984,915.67
  5. Step 5: Solve for x
    x = 1,136,984,915.67/35,467.77
  6. Step 6: Final answer
    x = 32,056.85

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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.