Home / 38,071.30-52,539.03-20,845.17

Finding the Fourth Proportional to 38,071.30, 52,539.03 and 20,845.17

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Solution

The fourth proportional to 38,071.30, 52,539.03 and 20,845.17 is: 28,766.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071.30 : 52,539.03 = 20,845.17 : x
  2. Step 2: Convert to fraction form
    38,071.30/52,539.03 = 20,845.17/x
  3. Step 3: Cross multiply
    38,071.30x = 52,539.03 × 20,845.17
  4. Step 4: Simplify right side
    38,071.30x = 1,095,185,011.99
  5. Step 5: Solve for x
    x = 1,095,185,011.99/38,071.30
  6. Step 6: Final answer
    x = 28,766.68

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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.