Home / 46,378.60-69,475.15-21,384.43

Finding the Fourth Proportional to 46,378.60, 69,475.15 and 21,384.43

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Solution

The fourth proportional to 46,378.60, 69,475.15 and 21,384.43 is: 32,033.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,378.60 : 69,475.15 = 21,384.43 : x
  2. Step 2: Convert to fraction form
    46,378.60/69,475.15 = 21,384.43/x
  3. Step 3: Cross multiply
    46,378.60x = 69,475.15 × 21,384.43
  4. Step 4: Simplify right side
    46,378.60x = 1,485,686,334.96
  5. Step 5: Solve for x
    x = 1,485,686,334.96/46,378.60
  6. Step 6: Final answer
    x = 32,033.88

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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.