Home / 32,460.04-48,710.22-20,781.64

Finding the Fourth Proportional to 32,460.04, 48,710.22 and 20,781.64

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Solution

The fourth proportional to 32,460.04, 48,710.22 and 20,781.64 is: 31,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,460.04 : 48,710.22 = 20,781.64 : x
  2. Step 2: Convert to fraction form
    32,460.04/48,710.22 = 20,781.64/x
  3. Step 3: Cross multiply
    32,460.04x = 48,710.22 × 20,781.64
  4. Step 4: Simplify right side
    32,460.04x = 1,012,278,256.36
  5. Step 5: Solve for x
    x = 1,012,278,256.36/32,460.04
  6. Step 6: Final answer
    x = 31,185.37

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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.