Home / 34,665.12-47,838.29-21,049.29

Finding the Fourth Proportional to 34,665.12, 47,838.29 and 21,049.29

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Solution

The fourth proportional to 34,665.12, 47,838.29 and 21,049.29 is: 29,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665.12 : 47,838.29 = 21,049.29 : x
  2. Step 2: Convert to fraction form
    34,665.12/47,838.29 = 21,049.29/x
  3. Step 3: Cross multiply
    34,665.12x = 47,838.29 × 21,049.29
  4. Step 4: Simplify right side
    34,665.12x = 1,006,962,039.31
  5. Step 5: Solve for x
    x = 1,006,962,039.31/34,665.12
  6. Step 6: Final answer
    x = 29,048.28

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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.