Home / 40,683.42-56,141.48-23,688.16

Finding the Fourth Proportional to 40,683.42, 56,141.48 and 23,688.16

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Solution

The fourth proportional to 40,683.42, 56,141.48 and 23,688.16 is: 32,688.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,683.42 : 56,141.48 = 23,688.16 : x
  2. Step 2: Convert to fraction form
    40,683.42/56,141.48 = 23,688.16/x
  3. Step 3: Cross multiply
    40,683.42x = 56,141.48 × 23,688.16
  4. Step 4: Simplify right side
    40,683.42x = 1,329,888,360.88
  5. Step 5: Solve for x
    x = 1,329,888,360.88/40,683.42
  6. Step 6: Final answer
    x = 32,688.71

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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.