Home / 35,436.40-48,901.44-19,520.44

Finding the Fourth Proportional to 35,436.40, 48,901.44 and 19,520.44

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Solution

The fourth proportional to 35,436.40, 48,901.44 and 19,520.44 is: 26,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436.40 : 48,901.44 = 19,520.44 : x
  2. Step 2: Convert to fraction form
    35,436.40/48,901.44 = 19,520.44/x
  3. Step 3: Cross multiply
    35,436.40x = 48,901.44 × 19,520.44
  4. Step 4: Simplify right side
    35,436.40x = 954,577,625.43
  5. Step 5: Solve for x
    x = 954,577,625.43/35,436.40
  6. Step 6: Final answer
    x = 26,937.77

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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.