Home / 16,815.18-23,204.61-10,531.02

Finding the Fourth Proportional to 16,815.18, 23,204.61 and 10,531.02

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Solution

The fourth proportional to 16,815.18, 23,204.61 and 10,531.02 is: 14,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.18 : 23,204.61 = 10,531.02 : x
  2. Step 2: Convert to fraction form
    16,815.18/23,204.61 = 10,531.02/x
  3. Step 3: Cross multiply
    16,815.18x = 23,204.61 × 10,531.02
  4. Step 4: Simplify right side
    16,815.18x = 244,368,212.00
  5. Step 5: Solve for x
    x = 244,368,212.00/16,815.18
  6. Step 6: Final answer
    x = 14,532.60

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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.