Home / 34,920.66-52,351.65-28,330.50

Finding the Fourth Proportional to 34,920.66, 52,351.65 and 28,330.50

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Solution

The fourth proportional to 34,920.66, 52,351.65 and 28,330.50 is: 42,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,920.66 : 52,351.65 = 28,330.50 : x
  2. Step 2: Convert to fraction form
    34,920.66/52,351.65 = 28,330.50/x
  3. Step 3: Cross multiply
    34,920.66x = 52,351.65 × 28,330.50
  4. Step 4: Simplify right side
    34,920.66x = 1,483,148,420.33
  5. Step 5: Solve for x
    x = 1,483,148,420.33/34,920.66
  6. Step 6: Final answer
    x = 42,471.95

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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.