Home / 32,581.44-44,955-18,429.12

Finding the Fourth Proportional to 32,581.44, 44,955 and 18,429.12

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Solution

The fourth proportional to 32,581.44, 44,955 and 18,429.12 is: 25,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,581.44 : 44,955 = 18,429.12 : x
  2. Step 2: Convert to fraction form
    32,581.44/44,955 = 18,429.12/x
  3. Step 3: Cross multiply
    32,581.44x = 44,955 × 18,429.12
  4. Step 4: Simplify right side
    32,581.44x = 828,481,089.60
  5. Step 5: Solve for x
    x = 828,481,089.60/32,581.44
  6. Step 6: Final answer
    x = 25,428.01

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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.