Home / 47,758.64-65,886.47-29,822.51

Finding the Fourth Proportional to 47,758.64, 65,886.47 and 29,822.51

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Solution

The fourth proportional to 47,758.64, 65,886.47 and 29,822.51 is: 41,142.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,758.64 : 65,886.47 = 29,822.51 : x
  2. Step 2: Convert to fraction form
    47,758.64/65,886.47 = 29,822.51/x
  3. Step 3: Cross multiply
    47,758.64x = 65,886.47 × 29,822.51
  4. Step 4: Simplify right side
    47,758.64x = 1,964,899,431.89
  5. Step 5: Solve for x
    x = 1,964,899,431.89/47,758.64
  6. Step 6: Final answer
    x = 41,142.29

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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.