Home / 27,372.06-40,901.58-20,573.46

Finding the Fourth Proportional to 27,372.06, 40,901.58 and 20,573.46

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Solution

The fourth proportional to 27,372.06, 40,901.58 and 20,573.46 is: 30,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,372.06 : 40,901.58 = 20,573.46 : x
  2. Step 2: Convert to fraction form
    27,372.06/40,901.58 = 20,573.46/x
  3. Step 3: Cross multiply
    27,372.06x = 40,901.58 × 20,573.46
  4. Step 4: Simplify right side
    27,372.06x = 841,487,020.07
  5. Step 5: Solve for x
    x = 841,487,020.07/27,372.06
  6. Step 6: Final answer
    x = 30,742.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.