Home / 14,838.78-20,460.15-11,845.02

Finding the Fourth Proportional to 14,838.78, 20,460.15 and 11,845.02

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Solution

The fourth proportional to 14,838.78, 20,460.15 and 11,845.02 is: 16,332.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,838.78 : 20,460.15 = 11,845.02 : x
  2. Step 2: Convert to fraction form
    14,838.78/20,460.15 = 11,845.02/x
  3. Step 3: Cross multiply
    14,838.78x = 20,460.15 × 11,845.02
  4. Step 4: Simplify right side
    14,838.78x = 242,350,885.95
  5. Step 5: Solve for x
    x = 242,350,885.95/14,838.78
  6. Step 6: Final answer
    x = 16,332.26

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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.