Home / 18,320.09-25,282.22-10,363.50

Finding the Fourth Proportional to 18,320.09, 25,282.22 and 10,363.50

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Solution

The fourth proportional to 18,320.09, 25,282.22 and 10,363.50 is: 14,301.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,320.09 : 25,282.22 = 10,363.50 : x
  2. Step 2: Convert to fraction form
    18,320.09/25,282.22 = 10,363.50/x
  3. Step 3: Cross multiply
    18,320.09x = 25,282.22 × 10,363.50
  4. Step 4: Simplify right side
    18,320.09x = 262,012,235.15
  5. Step 5: Solve for x
    x = 262,012,235.15/18,320.09
  6. Step 6: Final answer
    x = 14,301.91

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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.