Home / 40,477.80-55,836.90-23,707.56

Finding the Fourth Proportional to 40,477.80, 55,836.90 and 23,707.56

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Solution

The fourth proportional to 40,477.80, 55,836.90 and 23,707.56 is: 32,703.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,477.80 : 55,836.90 = 23,707.56 : x
  2. Step 2: Convert to fraction form
    40,477.80/55,836.90 = 23,707.56/x
  3. Step 3: Cross multiply
    40,477.80x = 55,836.90 × 23,707.56
  4. Step 4: Simplify right side
    40,477.80x = 1,323,756,656.96
  5. Step 5: Solve for x
    x = 1,323,756,656.96/40,477.80
  6. Step 6: Final answer
    x = 32,703.28

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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.