Home / 32,181.37-48,259.19-9,988.79

Finding the Fourth Proportional to 32,181.37, 48,259.19 and 9,988.79

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Solution

The fourth proportional to 32,181.37, 48,259.19 and 9,988.79 is: 14,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,181.37 : 48,259.19 = 9,988.79 : x
  2. Step 2: Convert to fraction form
    32,181.37/48,259.19 = 9,988.79/x
  3. Step 3: Cross multiply
    32,181.37x = 48,259.19 × 9,988.79
  4. Step 4: Simplify right side
    32,181.37x = 482,050,698.16
  5. Step 5: Solve for x
    x = 482,050,698.16/32,181.37
  6. Step 6: Final answer
    x = 14,979.19

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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.