Home / 19,110.10-26,372.06-10,612.12

Finding the Fourth Proportional to 19,110.10, 26,372.06 and 10,612.12

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Solution

The fourth proportional to 19,110.10, 26,372.06 and 10,612.12 is: 14,644.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.10 : 26,372.06 = 10,612.12 : x
  2. Step 2: Convert to fraction form
    19,110.10/26,372.06 = 10,612.12/x
  3. Step 3: Cross multiply
    19,110.10x = 26,372.06 × 10,612.12
  4. Step 4: Simplify right side
    19,110.10x = 279,863,465.37
  5. Step 5: Solve for x
    x = 279,863,465.37/19,110.10
  6. Step 6: Final answer
    x = 14,644.79

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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.