Home / 34,565.78-47,705.42-19,461.44

Finding the Fourth Proportional to 34,565.78, 47,705.42 and 19,461.44

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Solution

The fourth proportional to 34,565.78, 47,705.42 and 19,461.44 is: 26,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,565.78 : 47,705.42 = 19,461.44 : x
  2. Step 2: Convert to fraction form
    34,565.78/47,705.42 = 19,461.44/x
  3. Step 3: Cross multiply
    34,565.78x = 47,705.42 × 19,461.44
  4. Step 4: Simplify right side
    34,565.78x = 928,416,169.00
  5. Step 5: Solve for x
    x = 928,416,169.00/34,565.78
  6. Step 6: Final answer
    x = 26,859.40

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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.