Home / 26,598.28-39,729.03-20,693.38

Finding the Fourth Proportional to 26,598.28, 39,729.03 and 20,693.38

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Solution

The fourth proportional to 26,598.28, 39,729.03 and 20,693.38 is: 30,909.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,598.28 : 39,729.03 = 20,693.38 : x
  2. Step 2: Convert to fraction form
    26,598.28/39,729.03 = 20,693.38/x
  3. Step 3: Cross multiply
    26,598.28x = 39,729.03 × 20,693.38
  4. Step 4: Simplify right side
    26,598.28x = 822,127,914.82
  5. Step 5: Solve for x
    x = 822,127,914.82/26,598.28
  6. Step 6: Final answer
    x = 30,909.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.