Home / 26,723.23-36,873.90-15,393.20

Finding the Fourth Proportional to 26,723.23, 36,873.90 and 15,393.20

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Solution

The fourth proportional to 26,723.23, 36,873.90 and 15,393.20 is: 21,240.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,723.23 : 36,873.90 = 15,393.20 : x
  2. Step 2: Convert to fraction form
    26,723.23/36,873.90 = 15,393.20/x
  3. Step 3: Cross multiply
    26,723.23x = 36,873.90 × 15,393.20
  4. Step 4: Simplify right side
    26,723.23x = 567,607,133.11
  5. Step 5: Solve for x
    x = 567,607,133.11/26,723.23
  6. Step 6: Final answer
    x = 21,240.22

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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.