Home / 18,117.64-25,003.30-10,461.92

Finding the Fourth Proportional to 18,117.64, 25,003.30 and 10,461.92

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Solution

The fourth proportional to 18,117.64, 25,003.30 and 10,461.92 is: 14,438.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,117.64 : 25,003.30 = 10,461.92 : x
  2. Step 2: Convert to fraction form
    18,117.64/25,003.30 = 10,461.92/x
  3. Step 3: Cross multiply
    18,117.64x = 25,003.30 × 10,461.92
  4. Step 4: Simplify right side
    18,117.64x = 261,582,524.34
  5. Step 5: Solve for x
    x = 261,582,524.34/18,117.64
  6. Step 6: Final answer
    x = 14,438.00

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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.