Home / 35,601.48-53,434.32-18,975.36

Finding the Fourth Proportional to 35,601.48, 53,434.32 and 18,975.36

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Solution

The fourth proportional to 35,601.48, 53,434.32 and 18,975.36 is: 28,480.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,601.48 : 53,434.32 = 18,975.36 : x
  2. Step 2: Convert to fraction form
    35,601.48/53,434.32 = 18,975.36/x
  3. Step 3: Cross multiply
    35,601.48x = 53,434.32 × 18,975.36
  4. Step 4: Simplify right side
    35,601.48x = 1,013,935,458.36
  5. Step 5: Solve for x
    x = 1,013,935,458.36/35,601.48
  6. Step 6: Final answer
    x = 28,480.15

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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.