Home / 43,901.82-65,859.12-14,312.34

Finding the Fourth Proportional to 43,901.82, 65,859.12 and 14,312.34

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Solution

The fourth proportional to 43,901.82, 65,859.12 and 14,312.34 is: 21,470.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,901.82 : 65,859.12 = 14,312.34 : x
  2. Step 2: Convert to fraction form
    43,901.82/65,859.12 = 14,312.34/x
  3. Step 3: Cross multiply
    43,901.82x = 65,859.12 × 14,312.34
  4. Step 4: Simplify right side
    43,901.82x = 942,598,117.54
  5. Step 5: Solve for x
    x = 942,598,117.54/43,901.82
  6. Step 6: Final answer
    x = 21,470.59

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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.