Home / 34,258.07-51,303.24-28,298.50

Finding the Fourth Proportional to 34,258.07, 51,303.24 and 28,298.50

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Solution

The fourth proportional to 34,258.07, 51,303.24 and 28,298.50 is: 42,378.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,258.07 : 51,303.24 = 28,298.50 : x
  2. Step 2: Convert to fraction form
    34,258.07/51,303.24 = 28,298.50/x
  3. Step 3: Cross multiply
    34,258.07x = 51,303.24 × 28,298.50
  4. Step 4: Simplify right side
    34,258.07x = 1,451,804,608.88
  5. Step 5: Solve for x
    x = 1,451,804,608.88/34,258.07
  6. Step 6: Final answer
    x = 42,378.47

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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.