Home / 39,457.32-54,449.46-22,464.06

Finding the Fourth Proportional to 39,457.32, 54,449.46 and 22,464.06

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Solution

The fourth proportional to 39,457.32, 54,449.46 and 22,464.06 is: 30,999.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,457.32 : 54,449.46 = 22,464.06 : x
  2. Step 2: Convert to fraction form
    39,457.32/54,449.46 = 22,464.06/x
  3. Step 3: Cross multiply
    39,457.32x = 54,449.46 × 22,464.06
  4. Step 4: Simplify right side
    39,457.32x = 1,223,155,936.41
  5. Step 5: Solve for x
    x = 1,223,155,936.41/39,457.32
  6. Step 6: Final answer
    x = 30,999.47

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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.