Home / 18,960.70-26,165.76-10,577.20

Finding the Fourth Proportional to 18,960.70, 26,165.76 and 10,577.20

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Solution

The fourth proportional to 18,960.70, 26,165.76 and 10,577.20 is: 14,596.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960.70 : 26,165.76 = 10,577.20 : x
  2. Step 2: Convert to fraction form
    18,960.70/26,165.76 = 10,577.20/x
  3. Step 3: Cross multiply
    18,960.70x = 26,165.76 × 10,577.20
  4. Step 4: Simplify right side
    18,960.70x = 276,760,476.67
  5. Step 5: Solve for x
    x = 276,760,476.67/18,960.70
  6. Step 6: Final answer
    x = 14,596.53

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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.