Home / 29,261.97-43,857.18-12,586.77

Finding the Fourth Proportional to 29,261.97, 43,857.18 and 12,586.77

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Solution

The fourth proportional to 29,261.97, 43,857.18 and 12,586.77 is: 18,864.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,261.97 : 43,857.18 = 12,586.77 : x
  2. Step 2: Convert to fraction form
    29,261.97/43,857.18 = 12,586.77/x
  3. Step 3: Cross multiply
    29,261.97x = 43,857.18 × 12,586.77
  4. Step 4: Simplify right side
    29,261.97x = 552,020,237.51
  5. Step 5: Solve for x
    x = 552,020,237.51/29,261.97
  6. Step 6: Final answer
    x = 18,864.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.