Home / 52,705.45-72,733.29-28,506.44

Finding the Fourth Proportional to 52,705.45, 72,733.29 and 28,506.44

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Solution

The fourth proportional to 52,705.45, 72,733.29 and 28,506.44 is: 39,338.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,705.45 : 72,733.29 = 28,506.44 : x
  2. Step 2: Convert to fraction form
    52,705.45/72,733.29 = 28,506.44/x
  3. Step 3: Cross multiply
    52,705.45x = 72,733.29 × 28,506.44
  4. Step 4: Simplify right side
    52,705.45x = 2,073,366,864.29
  5. Step 5: Solve for x
    x = 2,073,366,864.29/52,705.45
  6. Step 6: Final answer
    x = 39,338.76

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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.