Home / 46,949.76-64,791.36-25,728.30

Finding the Fourth Proportional to 46,949.76, 64,791.36 and 25,728.30

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Solution

The fourth proportional to 46,949.76, 64,791.36 and 25,728.30 is: 35,505.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,949.76 : 64,791.36 = 25,728.30 : x
  2. Step 2: Convert to fraction form
    46,949.76/64,791.36 = 25,728.30/x
  3. Step 3: Cross multiply
    46,949.76x = 64,791.36 × 25,728.30
  4. Step 4: Simplify right side
    46,949.76x = 1,666,971,547.49
  5. Step 5: Solve for x
    x = 1,666,971,547.49/46,949.76
  6. Step 6: Final answer
    x = 35,505.43

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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.