Home / 18,087.10-24,943.54-12,411.84

Finding the Fourth Proportional to 18,087.10, 24,943.54 and 12,411.84

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Solution

The fourth proportional to 18,087.10, 24,943.54 and 12,411.84 is: 17,116.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087.10 : 24,943.54 = 12,411.84 : x
  2. Step 2: Convert to fraction form
    18,087.10/24,943.54 = 12,411.84/x
  3. Step 3: Cross multiply
    18,087.10x = 24,943.54 × 12,411.84
  4. Step 4: Simplify right side
    18,087.10x = 309,595,227.51
  5. Step 5: Solve for x
    x = 309,595,227.51/18,087.10
  6. Step 6: Final answer
    x = 17,116.91

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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.