Home / 18,423.15-25,422.07-10,463.82

Finding the Fourth Proportional to 18,423.15, 25,422.07 and 10,463.82

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Solution

The fourth proportional to 18,423.15, 25,422.07 and 10,463.82 is: 14,439.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,423.15 : 25,422.07 = 10,463.82 : x
  2. Step 2: Convert to fraction form
    18,423.15/25,422.07 = 10,463.82/x
  3. Step 3: Cross multiply
    18,423.15x = 25,422.07 × 10,463.82
  4. Step 4: Simplify right side
    18,423.15x = 266,011,964.51
  5. Step 5: Solve for x
    x = 266,011,964.51/18,423.15
  6. Step 6: Final answer
    x = 14,439.01

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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.