Home / 27,419.40-37,838.86-14,844.15

Finding the Fourth Proportional to 27,419.40, 37,838.86 and 14,844.15

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Solution

The fourth proportional to 27,419.40, 37,838.86 and 14,844.15 is: 20,484.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.40 : 37,838.86 = 14,844.15 : x
  2. Step 2: Convert to fraction form
    27,419.40/37,838.86 = 14,844.15/x
  3. Step 3: Cross multiply
    27,419.40x = 37,838.86 × 14,844.15
  4. Step 4: Simplify right side
    27,419.40x = 561,685,644.22
  5. Step 5: Solve for x
    x = 561,685,644.22/27,419.40
  6. Step 6: Final answer
    x = 20,484.97

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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.