Home / 46,386.68-69,583.77-13,107.02

Finding the Fourth Proportional to 46,386.68, 69,583.77 and 13,107.02

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Solution

The fourth proportional to 46,386.68, 69,583.77 and 13,107.02 is: 19,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,386.68 : 69,583.77 = 13,107.02 : x
  2. Step 2: Convert to fraction form
    46,386.68/69,583.77 = 13,107.02/x
  3. Step 3: Cross multiply
    46,386.68x = 69,583.77 × 13,107.02
  4. Step 4: Simplify right side
    46,386.68x = 912,035,517.15
  5. Step 5: Solve for x
    x = 912,035,517.15/46,386.68
  6. Step 6: Final answer
    x = 19,661.58

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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.