Home / 19,622.48-29,434.75-6,475.88

Finding the Fourth Proportional to 19,622.48, 29,434.75 and 6,475.88

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Solution

The fourth proportional to 19,622.48, 29,434.75 and 6,475.88 is: 9,714.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.48 : 29,434.75 = 6,475.88 : x
  2. Step 2: Convert to fraction form
    19,622.48/29,434.75 = 6,475.88/x
  3. Step 3: Cross multiply
    19,622.48x = 29,434.75 × 6,475.88
  4. Step 4: Simplify right side
    19,622.48x = 190,615,876.45
  5. Step 5: Solve for x
    x = 190,615,876.45/19,622.48
  6. Step 6: Final answer
    x = 9,714.16

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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.