Home / 18,614.07-27,895.05-14,434.47

Finding the Fourth Proportional to 18,614.07, 27,895.05 and 14,434.47

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Solution

The fourth proportional to 18,614.07, 27,895.05 and 14,434.47 is: 21,631.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,614.07 : 27,895.05 = 14,434.47 : x
  2. Step 2: Convert to fraction form
    18,614.07/27,895.05 = 14,434.47/x
  3. Step 3: Cross multiply
    18,614.07x = 27,895.05 × 14,434.47
  4. Step 4: Simplify right side
    18,614.07x = 402,650,262.37
  5. Step 5: Solve for x
    x = 402,650,262.37/18,614.07
  6. Step 6: Final answer
    x = 21,631.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.