Home / 32,622.75-45,019.40-18,476.51

Finding the Fourth Proportional to 32,622.75, 45,019.40 and 18,476.51

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Solution

The fourth proportional to 32,622.75, 45,019.40 and 18,476.51 is: 25,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,622.75 : 45,019.40 = 18,476.51 : x
  2. Step 2: Convert to fraction form
    32,622.75/45,019.40 = 18,476.51/x
  3. Step 3: Cross multiply
    32,622.75x = 45,019.40 × 18,476.51
  4. Step 4: Simplify right side
    32,622.75x = 831,801,076.81
  5. Step 5: Solve for x
    x = 831,801,076.81/32,622.75
  6. Step 6: Final answer
    x = 25,497.58

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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.