Home / 46,578.76-69,875.13-21,621.37

Finding the Fourth Proportional to 46,578.76, 69,875.13 and 21,621.37

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Solution

The fourth proportional to 46,578.76, 69,875.13 and 21,621.37 is: 32,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,578.76 : 69,875.13 = 21,621.37 : x
  2. Step 2: Convert to fraction form
    46,578.76/69,875.13 = 21,621.37/x
  3. Step 3: Cross multiply
    46,578.76x = 69,875.13 × 21,621.37
  4. Step 4: Simplify right side
    46,578.76x = 1,510,796,039.53
  5. Step 5: Solve for x
    x = 1,510,796,039.53/46,578.76
  6. Step 6: Final answer
    x = 32,435.30

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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.