Home / 35,357.23-53,072.75-15,649.64

Finding the Fourth Proportional to 35,357.23, 53,072.75 and 15,649.64

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Solution

The fourth proportional to 35,357.23, 53,072.75 and 15,649.64 is: 23,490.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,357.23 : 53,072.75 = 15,649.64 : x
  2. Step 2: Convert to fraction form
    35,357.23/53,072.75 = 15,649.64/x
  3. Step 3: Cross multiply
    35,357.23x = 53,072.75 × 15,649.64
  4. Step 4: Simplify right side
    35,357.23x = 830,569,431.31
  5. Step 5: Solve for x
    x = 830,569,431.31/35,357.23
  6. Step 6: Final answer
    x = 23,490.79

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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.