Home / 15,877.54-23,820.27-11,206.68

Finding the Fourth Proportional to 15,877.54, 23,820.27 and 11,206.68

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Solution

The fourth proportional to 15,877.54, 23,820.27 and 11,206.68 is: 16,812.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,877.54 : 23,820.27 = 11,206.68 : x
  2. Step 2: Convert to fraction form
    15,877.54/23,820.27 = 11,206.68/x
  3. Step 3: Cross multiply
    15,877.54x = 23,820.27 × 11,206.68
  4. Step 4: Simplify right side
    15,877.54x = 266,946,143.40
  5. Step 5: Solve for x
    x = 266,946,143.40/15,877.54
  6. Step 6: Final answer
    x = 16,812.82

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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.