Home / 43,735.63-65,612.99-14,156.45

Finding the Fourth Proportional to 43,735.63, 65,612.99 and 14,156.45

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Solution

The fourth proportional to 43,735.63, 65,612.99 and 14,156.45 is: 21,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,735.63 : 65,612.99 = 14,156.45 : x
  2. Step 2: Convert to fraction form
    43,735.63/65,612.99 = 14,156.45/x
  3. Step 3: Cross multiply
    43,735.63x = 65,612.99 × 14,156.45
  4. Step 4: Simplify right side
    43,735.63x = 928,847,012.29
  5. Step 5: Solve for x
    x = 928,847,012.29/43,735.63
  6. Step 6: Final answer
    x = 21,237.76

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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.