Home / 40,005.77-55,212.60-23,877.05

Finding the Fourth Proportional to 40,005.77, 55,212.60 and 23,877.05

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Solution

The fourth proportional to 40,005.77, 55,212.60 and 23,877.05 is: 32,953.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,005.77 : 55,212.60 = 23,877.05 : x
  2. Step 2: Convert to fraction form
    40,005.77/55,212.60 = 23,877.05/x
  3. Step 3: Cross multiply
    40,005.77x = 55,212.60 × 23,877.05
  4. Step 4: Simplify right side
    40,005.77x = 1,318,314,010.83
  5. Step 5: Solve for x
    x = 1,318,314,010.83/40,005.77
  6. Step 6: Final answer
    x = 32,953.10

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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.