Home / 46,940.81-64,778.36-25,720.08

Finding the Fourth Proportional to 46,940.81, 64,778.36 and 25,720.08

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Solution

The fourth proportional to 46,940.81, 64,778.36 and 25,720.08 is: 35,493.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,940.81 : 64,778.36 = 25,720.08 : x
  2. Step 2: Convert to fraction form
    46,940.81/64,778.36 = 25,720.08/x
  3. Step 3: Cross multiply
    46,940.81x = 64,778.36 × 25,720.08
  4. Step 4: Simplify right side
    46,940.81x = 1,666,104,326.40
  5. Step 5: Solve for x
    x = 1,666,104,326.40/46,940.81
  6. Step 6: Final answer
    x = 35,493.73

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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.