Home / 46,569.16-69,854.38-13,289.21

Finding the Fourth Proportional to 46,569.16, 69,854.38 and 13,289.21

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Solution

The fourth proportional to 46,569.16, 69,854.38 and 13,289.21 is: 19,933.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,569.16 : 69,854.38 = 13,289.21 : x
  2. Step 2: Convert to fraction form
    46,569.16/69,854.38 = 13,289.21/x
  3. Step 3: Cross multiply
    46,569.16x = 69,854.38 × 13,289.21
  4. Step 4: Simplify right side
    46,569.16x = 928,309,404.70
  5. Step 5: Solve for x
    x = 928,309,404.70/46,569.16
  6. Step 6: Final answer
    x = 19,933.99

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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.