Home / 35,775.54-53,663.67-10,815.81

Finding the Fourth Proportional to 35,775.54, 53,663.67 and 10,815.81

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Solution

The fourth proportional to 35,775.54, 53,663.67 and 10,815.81 is: 16,223.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,775.54 : 53,663.67 = 10,815.81 : x
  2. Step 2: Convert to fraction form
    35,775.54/53,663.67 = 10,815.81/x
  3. Step 3: Cross multiply
    35,775.54x = 53,663.67 × 10,815.81
  4. Step 4: Simplify right side
    35,775.54x = 580,416,058.62
  5. Step 5: Solve for x
    x = 580,416,058.62/35,775.54
  6. Step 6: Final answer
    x = 16,223.82

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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.