Home / 24,398.72-33,674.33-18,420.01

Finding the Fourth Proportional to 24,398.72, 33,674.33 and 18,420.01

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Solution

The fourth proportional to 24,398.72, 33,674.33 and 18,420.01 is: 25,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,398.72 : 33,674.33 = 18,420.01 : x
  2. Step 2: Convert to fraction form
    24,398.72/33,674.33 = 18,420.01/x
  3. Step 3: Cross multiply
    24,398.72x = 33,674.33 × 18,420.01
  4. Step 4: Simplify right side
    24,398.72x = 620,281,457.21
  5. Step 5: Solve for x
    x = 620,281,457.21/24,398.72
  6. Step 6: Final answer
    x = 25,422.71

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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.