Home / 52,634.21-72,634.34-28,760.34

Finding the Fourth Proportional to 52,634.21, 72,634.34 and 28,760.34

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Solution

The fourth proportional to 52,634.21, 72,634.34 and 28,760.34 is: 39,688.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,634.21 : 72,634.34 = 28,760.34 : x
  2. Step 2: Convert to fraction form
    52,634.21/72,634.34 = 28,760.34/x
  3. Step 3: Cross multiply
    52,634.21x = 72,634.34 × 28,760.34
  4. Step 4: Simplify right side
    52,634.21x = 2,088,988,385.98
  5. Step 5: Solve for x
    x = 2,088,988,385.98/52,634.21
  6. Step 6: Final answer
    x = 39,688.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.