Home / 29,477.43-40,679.72-16,730.36

Finding the Fourth Proportional to 29,477.43, 40,679.72 and 16,730.36

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Solution

The fourth proportional to 29,477.43, 40,679.72 and 16,730.36 is: 23,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,477.43 : 40,679.72 = 16,730.36 : x
  2. Step 2: Convert to fraction form
    29,477.43/40,679.72 = 16,730.36/x
  3. Step 3: Cross multiply
    29,477.43x = 40,679.72 × 16,730.36
  4. Step 4: Simplify right side
    29,477.43x = 680,586,288.54
  5. Step 5: Solve for x
    x = 680,586,288.54/29,477.43
  6. Step 6: Final answer
    x = 23,088.39

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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.