Home / 32,140.36-48,215.12-9,955.48

Finding the Fourth Proportional to 32,140.36, 48,215.12 and 9,955.48

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Solution

The fourth proportional to 32,140.36, 48,215.12 and 9,955.48 is: 14,934.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,140.36 : 48,215.12 = 9,955.48 : x
  2. Step 2: Convert to fraction form
    32,140.36/48,215.12 = 9,955.48/x
  3. Step 3: Cross multiply
    32,140.36x = 48,215.12 × 9,955.48
  4. Step 4: Simplify right side
    32,140.36x = 480,004,662.86
  5. Step 5: Solve for x
    x = 480,004,662.86/32,140.36
  6. Step 6: Final answer
    x = 14,934.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.