Home / 46,651.04-69,960.36-15,479

Finding the Fourth Proportional to 46,651.04, 69,960.36 and 15,479

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Solution

The fourth proportional to 46,651.04, 69,960.36 and 15,479 is: 23,213.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,651.04 : 69,960.36 = 15,479 : x
  2. Step 2: Convert to fraction form
    46,651.04/69,960.36 = 15,479/x
  3. Step 3: Cross multiply
    46,651.04x = 69,960.36 × 15,479
  4. Step 4: Simplify right side
    46,651.04x = 1,082,916,412.44
  5. Step 5: Solve for x
    x = 1,082,916,412.44/46,651.04
  6. Step 6: Final answer
    x = 23,213.12

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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.