Home / 34,529.05-47,650.89-19,215.76

Finding the Fourth Proportional to 34,529.05, 47,650.89 and 19,215.76

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Solution

The fourth proportional to 34,529.05, 47,650.89 and 19,215.76 is: 26,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,529.05 : 47,650.89 = 19,215.76 : x
  2. Step 2: Convert to fraction form
    34,529.05/47,650.89 = 19,215.76/x
  3. Step 3: Cross multiply
    34,529.05x = 47,650.89 × 19,215.76
  4. Step 4: Simplify right side
    34,529.05x = 915,648,066.03
  5. Step 5: Solve for x
    x = 915,648,066.03/34,529.05
  6. Step 6: Final answer
    x = 26,518.19

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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.