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Finding the Fourth Proportional to 46,203.28, 69,313.47 and 14,621.28

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Solution

The fourth proportional to 46,203.28, 69,313.47 and 14,621.28 is: 21,934.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,203.28 : 69,313.47 = 14,621.28 : x
  2. Step 2: Convert to fraction form
    46,203.28/69,313.47 = 14,621.28/x
  3. Step 3: Cross multiply
    46,203.28x = 69,313.47 × 14,621.28
  4. Step 4: Simplify right side
    46,203.28x = 1,013,451,652.64
  5. Step 5: Solve for x
    x = 1,013,451,652.64/46,203.28
  6. Step 6: Final answer
    x = 21,934.63

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1.5x scale

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.