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Finding the Fourth Proportional to 46,894.80, 64,714.85 and 25,674.06

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Solution

The fourth proportional to 46,894.80, 64,714.85 and 25,674.06 is: 35,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,894.80 : 64,714.85 = 25,674.06 : x
  2. Step 2: Convert to fraction form
    46,894.80/64,714.85 = 25,674.06/x
  3. Step 3: Cross multiply
    46,894.80x = 64,714.85 × 25,674.06
  4. Step 4: Simplify right side
    46,894.80x = 1,661,493,152.38
  5. Step 5: Solve for x
    x = 1,661,493,152.38/46,894.80
  6. Step 6: Final answer
    x = 35,430.22

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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.