Home / 34,580.34-47,721.81-19,471.82

Finding the Fourth Proportional to 34,580.34, 47,721.81 and 19,471.82

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Solution

The fourth proportional to 34,580.34, 47,721.81 and 19,471.82 is: 26,871.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,580.34 : 47,721.81 = 19,471.82 : x
  2. Step 2: Convert to fraction form
    34,580.34/47,721.81 = 19,471.82/x
  3. Step 3: Cross multiply
    34,580.34x = 47,721.81 × 19,471.82
  4. Step 4: Simplify right side
    34,580.34x = 929,230,494.39
  5. Step 5: Solve for x
    x = 929,230,494.39/34,580.34
  6. Step 6: Final answer
    x = 26,871.64

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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.