Home / 19,141.33-26,415.12-10,644.24

Finding the Fourth Proportional to 19,141.33, 26,415.12 and 10,644.24

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Solution

The fourth proportional to 19,141.33, 26,415.12 and 10,644.24 is: 14,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.33 : 26,415.12 = 10,644.24 : x
  2. Step 2: Convert to fraction form
    19,141.33/26,415.12 = 10,644.24/x
  3. Step 3: Cross multiply
    19,141.33x = 26,415.12 × 10,644.24
  4. Step 4: Simplify right side
    19,141.33x = 281,168,876.91
  5. Step 5: Solve for x
    x = 281,168,876.91/19,141.33
  6. Step 6: Final answer
    x = 14,689.10

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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.