Home / 35,357.16-53,043.56-11,672.02

Finding the Fourth Proportional to 35,357.16, 53,043.56 and 11,672.02

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Solution

The fourth proportional to 35,357.16, 53,043.56 and 11,672.02 is: 17,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,357.16 : 53,043.56 = 11,672.02 : x
  2. Step 2: Convert to fraction form
    35,357.16/53,043.56 = 11,672.02/x
  3. Step 3: Cross multiply
    35,357.16x = 53,043.56 × 11,672.02
  4. Step 4: Simplify right side
    35,357.16x = 619,125,694.09
  5. Step 5: Solve for x
    x = 619,125,694.09/35,357.16
  6. Step 6: Final answer
    x = 17,510.62

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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.