Home / 43,991.68-65,973.63-14,402.71

Finding the Fourth Proportional to 43,991.68, 65,973.63 and 14,402.71

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Solution

The fourth proportional to 43,991.68, 65,973.63 and 14,402.71 is: 21,599.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,991.68 : 65,973.63 = 14,402.71 : x
  2. Step 2: Convert to fraction form
    43,991.68/65,973.63 = 14,402.71/x
  3. Step 3: Cross multiply
    43,991.68x = 65,973.63 × 14,402.71
  4. Step 4: Simplify right side
    43,991.68x = 950,199,060.54
  5. Step 5: Solve for x
    x = 950,199,060.54/43,991.68
  6. Step 6: Final answer
    x = 21,599.52

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1.5x scale

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.