Home / 46,260.27-69,390.72-12,980.52

Finding the Fourth Proportional to 46,260.27, 69,390.72 and 12,980.52

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Solution

The fourth proportional to 46,260.27, 69,390.72 and 12,980.52 is: 19,470.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,260.27 : 69,390.72 = 12,980.52 : x
  2. Step 2: Convert to fraction form
    46,260.27/69,390.72 = 12,980.52/x
  3. Step 3: Cross multiply
    46,260.27x = 69,390.72 × 12,980.52
  4. Step 4: Simplify right side
    46,260.27x = 900,727,628.77
  5. Step 5: Solve for x
    x = 900,727,628.77/46,260.27
  6. Step 6: Final answer
    x = 19,470.87

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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.