Home / 46,477.68-69,688.44-18,743.28

Finding the Fourth Proportional to 46,477.68, 69,688.44 and 18,743.28

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Solution

The fourth proportional to 46,477.68, 69,688.44 and 18,743.28 is: 28,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,477.68 : 69,688.44 = 18,743.28 : x
  2. Step 2: Convert to fraction form
    46,477.68/69,688.44 = 18,743.28/x
  3. Step 3: Cross multiply
    46,477.68x = 69,688.44 × 18,743.28
  4. Step 4: Simplify right side
    46,477.68x = 1,306,189,943.68
  5. Step 5: Solve for x
    x = 1,306,189,943.68/46,477.68
  6. Step 6: Final answer
    x = 28,103.60

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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.