Home / 23,320.08-32,181.48-12,709.98

Finding the Fourth Proportional to 23,320.08, 32,181.48 and 12,709.98

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Solution

The fourth proportional to 23,320.08, 32,181.48 and 12,709.98 is: 17,539.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.08 : 32,181.48 = 12,709.98 : x
  2. Step 2: Convert to fraction form
    23,320.08/32,181.48 = 12,709.98/x
  3. Step 3: Cross multiply
    23,320.08x = 32,181.48 × 12,709.98
  4. Step 4: Simplify right side
    23,320.08x = 409,025,967.17
  5. Step 5: Solve for x
    x = 409,025,967.17/23,320.08
  6. Step 6: Final answer
    x = 17,539.65

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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.