Home / 46,448.68-69,664.70-13,609

Finding the Fourth Proportional to 46,448.68, 69,664.70 and 13,609

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Solution

The fourth proportional to 46,448.68, 69,664.70 and 13,609 is: 20,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,448.68 : 69,664.70 = 13,609 : x
  2. Step 2: Convert to fraction form
    46,448.68/69,664.70 = 13,609/x
  3. Step 3: Cross multiply
    46,448.68x = 69,664.70 × 13,609
  4. Step 4: Simplify right side
    46,448.68x = 948,066,902.30
  5. Step 5: Solve for x
    x = 948,066,902.30/46,448.68
  6. Step 6: Final answer
    x = 20,411.06

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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.