Home / 40,312.68-55,613.54-23,538.28

Finding the Fourth Proportional to 40,312.68, 55,613.54 and 23,538.28

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Solution

The fourth proportional to 40,312.68, 55,613.54 and 23,538.28 is: 32,472.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,312.68 : 55,613.54 = 23,538.28 : x
  2. Step 2: Convert to fraction form
    40,312.68/55,613.54 = 23,538.28/x
  3. Step 3: Cross multiply
    40,312.68x = 55,613.54 × 23,538.28
  4. Step 4: Simplify right side
    40,312.68x = 1,309,047,076.31
  5. Step 5: Solve for x
    x = 1,309,047,076.31/40,312.68
  6. Step 6: Final answer
    x = 32,472.34

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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.