Home / 19,276.80-26,600.70-10,892.76

Finding the Fourth Proportional to 19,276.80, 26,600.70 and 10,892.76

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Solution

The fourth proportional to 19,276.80, 26,600.70 and 10,892.76 is: 15,031.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276.80 : 26,600.70 = 10,892.76 : x
  2. Step 2: Convert to fraction form
    19,276.80/26,600.70 = 10,892.76/x
  3. Step 3: Cross multiply
    19,276.80x = 26,600.70 × 10,892.76
  4. Step 4: Simplify right side
    19,276.80x = 289,755,040.93
  5. Step 5: Solve for x
    x = 289,755,040.93/19,276.80
  6. Step 6: Final answer
    x = 15,031.28

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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.