Home / 61,747.94-92,612.21-19,622.48

Finding the Fourth Proportional to 61,747.94, 92,612.21 and 19,622.48

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Solution

The fourth proportional to 61,747.94, 92,612.21 and 19,622.48 is: 29,430.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,747.94 : 92,612.21 = 19,622.48 : x
  2. Step 2: Convert to fraction form
    61,747.94/92,612.21 = 19,622.48/x
  3. Step 3: Cross multiply
    61,747.94x = 92,612.21 × 19,622.48
  4. Step 4: Simplify right side
    61,747.94x = 1,817,281,238.48
  5. Step 5: Solve for x
    x = 1,817,281,238.48/61,747.94
  6. Step 6: Final answer
    x = 29,430.64

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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.