Home / 61,661.74-92,457.26-18,956.04

Finding the Fourth Proportional to 61,661.74, 92,457.26 and 18,956.04

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Solution

The fourth proportional to 61,661.74, 92,457.26 and 18,956.04 is: 28,423.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,661.74 : 92,457.26 = 18,956.04 : x
  2. Step 2: Convert to fraction form
    61,661.74/92,457.26 = 18,956.04/x
  3. Step 3: Cross multiply
    61,661.74x = 92,457.26 × 18,956.04
  4. Step 4: Simplify right side
    61,661.74x = 1,752,623,518.85
  5. Step 5: Solve for x
    x = 1,752,623,518.85/61,661.74
  6. Step 6: Final answer
    x = 28,423.19

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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.