Home / 40,030.48-55,244.19-23,037.31

Finding the Fourth Proportional to 40,030.48, 55,244.19 and 23,037.31

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Solution

The fourth proportional to 40,030.48, 55,244.19 and 23,037.31 is: 31,792.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,030.48 : 55,244.19 = 23,037.31 : x
  2. Step 2: Convert to fraction form
    40,030.48/55,244.19 = 23,037.31/x
  3. Step 3: Cross multiply
    40,030.48x = 55,244.19 × 23,037.31
  4. Step 4: Simplify right side
    40,030.48x = 1,272,677,530.73
  5. Step 5: Solve for x
    x = 1,272,677,530.73/40,030.48
  6. Step 6: Final answer
    x = 31,792.71

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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.