Home / 43,293.24-64,936.20-13,706.76

Finding the Fourth Proportional to 43,293.24, 64,936.20 and 13,706.76

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Solution

The fourth proportional to 43,293.24, 64,936.20 and 13,706.76 is: 20,558.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,293.24 : 64,936.20 = 13,706.76 : x
  2. Step 2: Convert to fraction form
    43,293.24/64,936.20 = 13,706.76/x
  3. Step 3: Cross multiply
    43,293.24x = 64,936.20 × 13,706.76
  4. Step 4: Simplify right side
    43,293.24x = 890,064,908.71
  5. Step 5: Solve for x
    x = 890,064,908.71/43,293.24
  6. Step 6: Final answer
    x = 20,558.98

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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.