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Finding the Fourth Proportional to 46,528.80, 69,792.64 and 11,468.80

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Solution

The fourth proportional to 46,528.80, 69,792.64 and 11,468.80 is: 17,203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,528.80 : 69,792.64 = 11,468.80 : x
  2. Step 2: Convert to fraction form
    46,528.80/69,792.64 = 11,468.80/x
  3. Step 3: Cross multiply
    46,528.80x = 69,792.64 × 11,468.80
  4. Step 4: Simplify right side
    46,528.80x = 800,437,829.63
  5. Step 5: Solve for x
    x = 800,437,829.63/46,528.80
  6. Step 6: Final answer
    x = 17,203.06

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1.5x scale

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.