Home / 15,224.10-21,002.94-9,557.02

Finding the Fourth Proportional to 15,224.10, 21,002.94 and 9,557.02

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Solution

The fourth proportional to 15,224.10, 21,002.94 and 9,557.02 is: 13,184.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,224.10 : 21,002.94 = 9,557.02 : x
  2. Step 2: Convert to fraction form
    15,224.10/21,002.94 = 9,557.02/x
  3. Step 3: Cross multiply
    15,224.10x = 21,002.94 × 9,557.02
  4. Step 4: Simplify right side
    15,224.10x = 200,725,517.64
  5. Step 5: Solve for x
    x = 200,725,517.64/15,224.10
  6. Step 6: Final answer
    x = 13,184.72

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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.