Home / 26,957.61-37,201.48-15,021.72

Finding the Fourth Proportional to 26,957.61, 37,201.48 and 15,021.72

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Solution

The fourth proportional to 26,957.61, 37,201.48 and 15,021.72 is: 20,729.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,957.61 : 37,201.48 = 15,021.72 : x
  2. Step 2: Convert to fraction form
    26,957.61/37,201.48 = 15,021.72/x
  3. Step 3: Cross multiply
    26,957.61x = 37,201.48 × 15,021.72
  4. Step 4: Simplify right side
    26,957.61x = 558,830,178.59
  5. Step 5: Solve for x
    x = 558,830,178.59/26,957.61
  6. Step 6: Final answer
    x = 20,729.96

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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.