Home / 34,230.52-47,236.43-19,120.18

Finding the Fourth Proportional to 34,230.52, 47,236.43 and 19,120.18

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Solution

The fourth proportional to 34,230.52, 47,236.43 and 19,120.18 is: 26,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.52 : 47,236.43 = 19,120.18 : x
  2. Step 2: Convert to fraction form
    34,230.52/47,236.43 = 19,120.18/x
  3. Step 3: Cross multiply
    34,230.52x = 47,236.43 × 19,120.18
  4. Step 4: Simplify right side
    34,230.52x = 903,169,044.16
  5. Step 5: Solve for x
    x = 903,169,044.16/34,230.52
  6. Step 6: Final answer
    x = 26,384.91

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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.