Home / 40,983.74-56,557-23,078.96

Finding the Fourth Proportional to 40,983.74, 56,557 and 23,078.96

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Solution

The fourth proportional to 40,983.74, 56,557 and 23,078.96 is: 31,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,983.74 : 56,557 = 23,078.96 : x
  2. Step 2: Convert to fraction form
    40,983.74/56,557 = 23,078.96/x
  3. Step 3: Cross multiply
    40,983.74x = 56,557 × 23,078.96
  4. Step 4: Simplify right side
    40,983.74x = 1,305,276,740.72
  5. Step 5: Solve for x
    x = 1,305,276,740.72/40,983.74
  6. Step 6: Final answer
    x = 31,848.65

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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.