Home / 15,617.26-21,552.24-9,333.28

Finding the Fourth Proportional to 15,617.26, 21,552.24 and 9,333.28

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Solution

The fourth proportional to 15,617.26, 21,552.24 and 9,333.28 is: 12,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.26 : 21,552.24 = 9,333.28 : x
  2. Step 2: Convert to fraction form
    15,617.26/21,552.24 = 9,333.28/x
  3. Step 3: Cross multiply
    15,617.26x = 21,552.24 × 9,333.28
  4. Step 4: Simplify right side
    15,617.26x = 201,153,090.55
  5. Step 5: Solve for x
    x = 201,153,090.55/15,617.26
  6. Step 6: Final answer
    x = 12,880.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.