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Finding the Fourth Proportional to 35,653.04, 53,479.41 and 8,999.09

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Solution

The fourth proportional to 35,653.04, 53,479.41 and 8,999.09 is: 13,498.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,653.04 : 53,479.41 = 8,999.09 : x
  2. Step 2: Convert to fraction form
    35,653.04/53,479.41 = 8,999.09/x
  3. Step 3: Cross multiply
    35,653.04x = 53,479.41 × 8,999.09
  4. Step 4: Simplify right side
    35,653.04x = 481,265,756.34
  5. Step 5: Solve for x
    x = 481,265,756.34/35,653.04
  6. Step 6: Final answer
    x = 13,498.59

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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.