Home / 18,497.16-25,525.98-10,113.72

Finding the Fourth Proportional to 18,497.16, 25,525.98 and 10,113.72

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Solution

The fourth proportional to 18,497.16, 25,525.98 and 10,113.72 is: 13,956.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497.16 : 25,525.98 = 10,113.72 : x
  2. Step 2: Convert to fraction form
    18,497.16/25,525.98 = 10,113.72/x
  3. Step 3: Cross multiply
    18,497.16x = 25,525.98 × 10,113.72
  4. Step 4: Simplify right side
    18,497.16x = 258,162,614.45
  5. Step 5: Solve for x
    x = 258,162,614.45/18,497.16
  6. Step 6: Final answer
    x = 13,956.88

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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.