Home / 28,535.54-42,795.14-11,001.33

Finding the Fourth Proportional to 28,535.54, 42,795.14 and 11,001.33

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Solution

The fourth proportional to 28,535.54, 42,795.14 and 11,001.33 is: 16,498.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,535.54 : 42,795.14 = 11,001.33 : x
  2. Step 2: Convert to fraction form
    28,535.54/42,795.14 = 11,001.33/x
  3. Step 3: Cross multiply
    28,535.54x = 42,795.14 × 11,001.33
  4. Step 4: Simplify right side
    28,535.54x = 470,803,402.53
  5. Step 5: Solve for x
    x = 470,803,402.53/28,535.54
  6. Step 6: Final answer
    x = 16,498.85

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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.