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Finding the Fourth Proportional to 46,904.93, 64,728.90 and 25,394.90

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Solution

The fourth proportional to 46,904.93, 64,728.90 and 25,394.90 is: 35,045.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,904.93 : 64,728.90 = 25,394.90 : x
  2. Step 2: Convert to fraction form
    46,904.93/64,728.90 = 25,394.90/x
  3. Step 3: Cross multiply
    46,904.93x = 64,728.90 × 25,394.90
  4. Step 4: Simplify right side
    46,904.93x = 1,643,783,942.61
  5. Step 5: Solve for x
    x = 1,643,783,942.61/46,904.93
  6. Step 6: Final answer
    x = 35,045.01

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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.