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Finding the Fourth Proportional to 46,893.48, 64,713 and 25,672.72

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Solution

The fourth proportional to 46,893.48, 64,713 and 25,672.72 is: 35,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,893.48 : 64,713 = 25,672.72 : x
  2. Step 2: Convert to fraction form
    46,893.48/64,713 = 25,672.72/x
  3. Step 3: Cross multiply
    46,893.48x = 64,713 × 25,672.72
  4. Step 4: Simplify right side
    46,893.48x = 1,661,358,729.36
  5. Step 5: Solve for x
    x = 1,661,358,729.36/46,893.48
  6. Step 6: Final answer
    x = 35,428.35

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1.5x scale

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.