Home / 18,434.94-25,440.12-10,476.69

Finding the Fourth Proportional to 18,434.94, 25,440.12 and 10,476.69

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Solution

The fourth proportional to 18,434.94, 25,440.12 and 10,476.69 is: 14,457.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.94 : 25,440.12 = 10,476.69 : x
  2. Step 2: Convert to fraction form
    18,434.94/25,440.12 = 10,476.69/x
  3. Step 3: Cross multiply
    18,434.94x = 25,440.12 × 10,476.69
  4. Step 4: Simplify right side
    18,434.94x = 266,528,250.80
  5. Step 5: Solve for x
    x = 266,528,250.80/18,434.94
  6. Step 6: Final answer
    x = 14,457.78

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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.