Home / 35,375.09-53,051.36-11,678.23

Finding the Fourth Proportional to 35,375.09, 53,051.36 and 11,678.23

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Solution

The fourth proportional to 35,375.09, 53,051.36 and 11,678.23 is: 17,513.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,375.09 : 53,051.36 = 11,678.23 : x
  2. Step 2: Convert to fraction form
    35,375.09/53,051.36 = 11,678.23/x
  3. Step 3: Cross multiply
    35,375.09x = 53,051.36 × 11,678.23
  4. Step 4: Simplify right side
    35,375.09x = 619,545,983.89
  5. Step 5: Solve for x
    x = 619,545,983.89/35,375.09
  6. Step 6: Final answer
    x = 17,513.62

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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.