Home / 18,376.36-25,359.66-10,417.96

Finding the Fourth Proportional to 18,376.36, 25,359.66 and 10,417.96

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Solution

The fourth proportional to 18,376.36, 25,359.66 and 10,417.96 is: 14,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376.36 : 25,359.66 = 10,417.96 : x
  2. Step 2: Convert to fraction form
    18,376.36/25,359.66 = 10,417.96/x
  3. Step 3: Cross multiply
    18,376.36x = 25,359.66 × 10,417.96
  4. Step 4: Simplify right side
    18,376.36x = 264,195,923.49
  5. Step 5: Solve for x
    x = 264,195,923.49/18,376.36
  6. Step 6: Final answer
    x = 14,376.95

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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.