Home / 43,985.76-65,976.48-14,417.52

Finding the Fourth Proportional to 43,985.76, 65,976.48 and 14,417.52

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Solution

The fourth proportional to 43,985.76, 65,976.48 and 14,417.52 is: 21,625.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,985.76 : 65,976.48 = 14,417.52 : x
  2. Step 2: Convert to fraction form
    43,985.76/65,976.48 = 14,417.52/x
  3. Step 3: Cross multiply
    43,985.76x = 65,976.48 × 14,417.52
  4. Step 4: Simplify right side
    43,985.76x = 951,217,219.93
  5. Step 5: Solve for x
    x = 951,217,219.93/43,985.76
  6. Step 6: Final answer
    x = 21,625.57

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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.