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Finding the Fourth Proportional to 46,714.60, 70,063.80 and 17,117.20

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Solution

The fourth proportional to 46,714.60, 70,063.80 and 17,117.20 is: 25,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,714.60 : 70,063.80 = 17,117.20 : x
  2. Step 2: Convert to fraction form
    46,714.60/70,063.80 = 17,117.20/x
  3. Step 3: Cross multiply
    46,714.60x = 70,063.80 × 17,117.20
  4. Step 4: Simplify right side
    46,714.60x = 1,199,296,077.36
  5. Step 5: Solve for x
    x = 1,199,296,077.36/46,714.60
  6. Step 6: Final answer
    x = 25,672.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.