Home / 18,038.45-24,895.79-10,963.50

Finding the Fourth Proportional to 18,038.45, 24,895.79 and 10,963.50

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Solution

The fourth proportional to 18,038.45, 24,895.79 and 10,963.50 is: 15,131.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,038.45 : 24,895.79 = 10,963.50 : x
  2. Step 2: Convert to fraction form
    18,038.45/24,895.79 = 10,963.50/x
  3. Step 3: Cross multiply
    18,038.45x = 24,895.79 × 10,963.50
  4. Step 4: Simplify right side
    18,038.45x = 272,944,938.85
  5. Step 5: Solve for x
    x = 272,944,938.85/18,038.45
  6. Step 6: Final answer
    x = 15,131.29

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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.