Home / 31,748.17-47,580.48-17,714.81

Finding the Fourth Proportional to 31,748.17, 47,580.48 and 17,714.81

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Solution

The fourth proportional to 31,748.17, 47,580.48 and 17,714.81 is: 26,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,748.17 : 47,580.48 = 17,714.81 : x
  2. Step 2: Convert to fraction form
    31,748.17/47,580.48 = 17,714.81/x
  3. Step 3: Cross multiply
    31,748.17x = 47,580.48 × 17,714.81
  4. Step 4: Simplify right side
    31,748.17x = 842,879,162.91
  5. Step 5: Solve for x
    x = 842,879,162.91/31,748.17
  6. Step 6: Final answer
    x = 26,548.91

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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.