Home / 35,719.56-49,292.10-19,803.96

Finding the Fourth Proportional to 35,719.56, 49,292.10 and 19,803.96

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Solution

The fourth proportional to 35,719.56, 49,292.10 and 19,803.96 is: 27,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,719.56 : 49,292.10 = 19,803.96 : x
  2. Step 2: Convert to fraction form
    35,719.56/49,292.10 = 19,803.96/x
  3. Step 3: Cross multiply
    35,719.56x = 49,292.10 × 19,803.96
  4. Step 4: Simplify right side
    35,719.56x = 976,178,776.72
  5. Step 5: Solve for x
    x = 976,178,776.72/35,719.56
  6. Step 6: Final answer
    x = 27,328.97

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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.