Home / 46,665.18-64,399.24-28,518.84

Finding the Fourth Proportional to 46,665.18, 64,399.24 and 28,518.84

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Solution

The fourth proportional to 46,665.18, 64,399.24 and 28,518.84 is: 39,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,665.18 : 64,399.24 = 28,518.84 : x
  2. Step 2: Convert to fraction form
    46,665.18/64,399.24 = 28,518.84/x
  3. Step 3: Cross multiply
    46,665.18x = 64,399.24 × 28,518.84
  4. Step 4: Simplify right side
    46,665.18x = 1,836,591,621.68
  5. Step 5: Solve for x
    x = 1,836,591,621.68/46,665.18
  6. Step 6: Final answer
    x = 39,356.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.