Home / 35,429.23-53,146.91-9,133.75

Finding the Fourth Proportional to 35,429.23, 53,146.91 and 9,133.75

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Solution

The fourth proportional to 35,429.23, 53,146.91 and 9,133.75 is: 13,701.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,429.23 : 53,146.91 = 9,133.75 : x
  2. Step 2: Convert to fraction form
    35,429.23/53,146.91 = 9,133.75/x
  3. Step 3: Cross multiply
    35,429.23x = 53,146.91 × 9,133.75
  4. Step 4: Simplify right side
    35,429.23x = 485,430,710.66
  5. Step 5: Solve for x
    x = 485,430,710.66/35,429.23
  6. Step 6: Final answer
    x = 13,701.42

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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.