Home / 40,688.21-56,141.52-23,695.22

Finding the Fourth Proportional to 40,688.21, 56,141.52 and 23,695.22

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Solution

The fourth proportional to 40,688.21, 56,141.52 and 23,695.22 is: 32,694.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,688.21 : 56,141.52 = 23,695.22 : x
  2. Step 2: Convert to fraction form
    40,688.21/56,141.52 = 23,695.22/x
  3. Step 3: Cross multiply
    40,688.21x = 56,141.52 × 23,695.22
  4. Step 4: Simplify right side
    40,688.21x = 1,330,285,667.53
  5. Step 5: Solve for x
    x = 1,330,285,667.53/40,688.21
  6. Step 6: Final answer
    x = 32,694.62

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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.