Home / 19,082.41-26,303.30-15,042.65

Finding the Fourth Proportional to 19,082.41, 26,303.30 and 15,042.65

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Solution

The fourth proportional to 19,082.41, 26,303.30 and 15,042.65 is: 20,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.41 : 26,303.30 = 15,042.65 : x
  2. Step 2: Convert to fraction form
    19,082.41/26,303.30 = 15,042.65/x
  3. Step 3: Cross multiply
    19,082.41x = 26,303.30 × 15,042.65
  4. Step 4: Simplify right side
    19,082.41x = 395,671,260.53
  5. Step 5: Solve for x
    x = 395,671,260.53/19,082.41
  6. Step 6: Final answer
    x = 20,734.87

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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.