Home / 46,487.12-69,736.44-15,342.80

Finding the Fourth Proportional to 46,487.12, 69,736.44 and 15,342.80

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Solution

The fourth proportional to 46,487.12, 69,736.44 and 15,342.80 is: 23,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,487.12 : 69,736.44 = 15,342.80 : x
  2. Step 2: Convert to fraction form
    46,487.12/69,736.44 = 15,342.80/x
  3. Step 3: Cross multiply
    46,487.12x = 69,736.44 × 15,342.80
  4. Step 4: Simplify right side
    46,487.12x = 1,069,952,251.63
  5. Step 5: Solve for x
    x = 1,069,952,251.63/46,487.12
  6. Step 6: Final answer
    x = 23,016.10

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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.