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Finding the Fourth Proportional to 46,998.66, 64,859.04 and 25,779

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Solution

The fourth proportional to 46,998.66, 64,859.04 and 25,779 is: 35,575.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,998.66 : 64,859.04 = 25,779 : x
  2. Step 2: Convert to fraction form
    46,998.66/64,859.04 = 25,779/x
  3. Step 3: Cross multiply
    46,998.66x = 64,859.04 × 25,779
  4. Step 4: Simplify right side
    46,998.66x = 1,672,001,192.16
  5. Step 5: Solve for x
    x = 1,672,001,192.16/46,998.66
  6. Step 6: Final answer
    x = 35,575.51

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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.