Home / 27,459.06-37,892.64-16,128.36

Finding the Fourth Proportional to 27,459.06, 37,892.64 and 16,128.36

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Solution

The fourth proportional to 27,459.06, 37,892.64 and 16,128.36 is: 22,256.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459.06 : 37,892.64 = 16,128.36 : x
  2. Step 2: Convert to fraction form
    27,459.06/37,892.64 = 16,128.36/x
  3. Step 3: Cross multiply
    27,459.06x = 37,892.64 × 16,128.36
  4. Step 4: Simplify right side
    27,459.06x = 611,146,139.27
  5. Step 5: Solve for x
    x = 611,146,139.27/27,459.06
  6. Step 6: Final answer
    x = 22,256.63

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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.