Home / 18,332.73-25,300.81-10,775.28

Finding the Fourth Proportional to 18,332.73, 25,300.81 and 10,775.28

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Solution

The fourth proportional to 18,332.73, 25,300.81 and 10,775.28 is: 14,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.73 : 25,300.81 = 10,775.28 : x
  2. Step 2: Convert to fraction form
    18,332.73/25,300.81 = 10,775.28/x
  3. Step 3: Cross multiply
    18,332.73x = 25,300.81 × 10,775.28
  4. Step 4: Simplify right side
    18,332.73x = 272,623,311.98
  5. Step 5: Solve for x
    x = 272,623,311.98/18,332.73
  6. Step 6: Final answer
    x = 14,870.85

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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.