Home / 42,709.63-58,843.38-29,776.90

Finding the Fourth Proportional to 42,709.63, 58,843.38 and 29,776.90

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Solution

The fourth proportional to 42,709.63, 58,843.38 and 29,776.90 is: 41,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,709.63 : 58,843.38 = 29,776.90 : x
  2. Step 2: Convert to fraction form
    42,709.63/58,843.38 = 29,776.90/x
  3. Step 3: Cross multiply
    42,709.63x = 58,843.38 × 29,776.90
  4. Step 4: Simplify right side
    42,709.63x = 1,752,173,441.92
  5. Step 5: Solve for x
    x = 1,752,173,441.92/42,709.63
  6. Step 6: Final answer
    x = 41,025.25

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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.