Home / 40,457.04-55,835.56-23,690

Finding the Fourth Proportional to 40,457.04, 55,835.56 and 23,690

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Solution

The fourth proportional to 40,457.04, 55,835.56 and 23,690 is: 32,695.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.04 : 55,835.56 = 23,690 : x
  2. Step 2: Convert to fraction form
    40,457.04/55,835.56 = 23,690/x
  3. Step 3: Cross multiply
    40,457.04x = 55,835.56 × 23,690
  4. Step 4: Simplify right side
    40,457.04x = 1,322,744,416.40
  5. Step 5: Solve for x
    x = 1,322,744,416.40/40,457.04
  6. Step 6: Final answer
    x = 32,695.04

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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.