Home / 21,632.63-29,825.98-18,052.74

Finding the Fourth Proportional to 21,632.63, 29,825.98 and 18,052.74

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Solution

The fourth proportional to 21,632.63, 29,825.98 and 18,052.74 is: 24,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,632.63 : 29,825.98 = 18,052.74 : x
  2. Step 2: Convert to fraction form
    21,632.63/29,825.98 = 18,052.74/x
  3. Step 3: Cross multiply
    21,632.63x = 29,825.98 × 18,052.74
  4. Step 4: Simplify right side
    21,632.63x = 538,440,617.05
  5. Step 5: Solve for x
    x = 538,440,617.05/21,632.63
  6. Step 6: Final answer
    x = 24,890.21

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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.