Home / 46,537.92-69,811.20-18,838.08

Finding the Fourth Proportional to 46,537.92, 69,811.20 and 18,838.08

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Solution

The fourth proportional to 46,537.92, 69,811.20 and 18,838.08 is: 28,258.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,537.92 : 69,811.20 = 18,838.08 : x
  2. Step 2: Convert to fraction form
    46,537.92/69,811.20 = 18,838.08/x
  3. Step 3: Cross multiply
    46,537.92x = 69,811.20 × 18,838.08
  4. Step 4: Simplify right side
    46,537.92x = 1,315,108,970.50
  5. Step 5: Solve for x
    x = 1,315,108,970.50/46,537.92
  6. Step 6: Final answer
    x = 28,258.87

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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.