Home / 35,436.50-48,901.84-19,520.96

Finding the Fourth Proportional to 35,436.50, 48,901.84 and 19,520.96

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Solution

The fourth proportional to 35,436.50, 48,901.84 and 19,520.96 is: 26,938.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436.50 : 48,901.84 = 19,520.96 : x
  2. Step 2: Convert to fraction form
    35,436.50/48,901.84 = 19,520.96/x
  3. Step 3: Cross multiply
    35,436.50x = 48,901.84 × 19,520.96
  4. Step 4: Simplify right side
    35,436.50x = 954,610,862.57
  5. Step 5: Solve for x
    x = 954,610,862.57/35,436.50
  6. Step 6: Final answer
    x = 26,938.63

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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.