Home / 18,320.41-25,282.16-10,362.46

Finding the Fourth Proportional to 18,320.41, 25,282.16 and 10,362.46

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Solution

The fourth proportional to 18,320.41, 25,282.16 and 10,362.46 is: 14,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,320.41 : 25,282.16 = 10,362.46 : x
  2. Step 2: Convert to fraction form
    18,320.41/25,282.16 = 10,362.46/x
  3. Step 3: Cross multiply
    18,320.41x = 25,282.16 × 10,362.46
  4. Step 4: Simplify right side
    18,320.41x = 261,985,371.71
  5. Step 5: Solve for x
    x = 261,985,371.71/18,320.41
  6. Step 6: Final answer
    x = 14,300.19

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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.