Home / 35,123.28-52,684.98-14,346.78

Finding the Fourth Proportional to 35,123.28, 52,684.98 and 14,346.78

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Solution

The fourth proportional to 35,123.28, 52,684.98 and 14,346.78 is: 21,520.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,123.28 : 52,684.98 = 14,346.78 : x
  2. Step 2: Convert to fraction form
    35,123.28/52,684.98 = 14,346.78/x
  3. Step 3: Cross multiply
    35,123.28x = 52,684.98 × 14,346.78
  4. Step 4: Simplify right side
    35,123.28x = 755,859,745.63
  5. Step 5: Solve for x
    x = 755,859,745.63/35,123.28
  6. Step 6: Final answer
    x = 21,520.19

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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.