Home / 40,256.96-55,516.32-29,345.18

Finding the Fourth Proportional to 40,256.96, 55,516.32 and 29,345.18

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Solution

The fourth proportional to 40,256.96, 55,516.32 and 29,345.18 is: 40,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,256.96 : 55,516.32 = 29,345.18 : x
  2. Step 2: Convert to fraction form
    40,256.96/55,516.32 = 29,345.18/x
  3. Step 3: Cross multiply
    40,256.96x = 55,516.32 × 29,345.18
  4. Step 4: Simplify right side
    40,256.96x = 1,629,136,125.76
  5. Step 5: Solve for x
    x = 1,629,136,125.76/40,256.96
  6. Step 6: Final answer
    x = 40,468.44

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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.