Home / 46,384.99-69,520.46-21,390.34

Finding the Fourth Proportional to 46,384.99, 69,520.46 and 21,390.34

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Solution

The fourth proportional to 46,384.99, 69,520.46 and 21,390.34 is: 32,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,384.99 : 69,520.46 = 21,390.34 : x
  2. Step 2: Convert to fraction form
    46,384.99/69,520.46 = 21,390.34/x
  3. Step 3: Cross multiply
    46,384.99x = 69,520.46 × 21,390.34
  4. Step 4: Simplify right side
    46,384.99x = 1,487,065,821.80
  5. Step 5: Solve for x
    x = 1,487,065,821.80/46,384.99
  6. Step 6: Final answer
    x = 32,059.21

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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.