Home / 27,390.05-37,798.27-14,814.80

Finding the Fourth Proportional to 27,390.05, 37,798.27 and 14,814.80

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Solution

The fourth proportional to 27,390.05, 37,798.27 and 14,814.80 is: 20,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.05 : 37,798.27 = 14,814.80 : x
  2. Step 2: Convert to fraction form
    27,390.05/37,798.27 = 14,814.80/x
  3. Step 3: Cross multiply
    27,390.05x = 37,798.27 × 14,814.80
  4. Step 4: Simplify right side
    27,390.05x = 559,973,726.11
  5. Step 5: Solve for x
    x = 559,973,726.11/27,390.05
  6. Step 6: Final answer
    x = 20,444.42

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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.