Home / 40,771.40-56,263.14-22,869.32

Finding the Fourth Proportional to 40,771.40, 56,263.14 and 22,869.32

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Solution

The fourth proportional to 40,771.40, 56,263.14 and 22,869.32 is: 31,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,771.40 : 56,263.14 = 22,869.32 : x
  2. Step 2: Convert to fraction form
    40,771.40/56,263.14 = 22,869.32/x
  3. Step 3: Cross multiply
    40,771.40x = 56,263.14 × 22,869.32
  4. Step 4: Simplify right side
    40,771.40x = 1,286,699,752.86
  5. Step 5: Solve for x
    x = 1,286,699,752.86/40,771.40
  6. Step 6: Final answer
    x = 31,558.88

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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.