Home / 23,320.71-32,181.75-12,710.13

Finding the Fourth Proportional to 23,320.71, 32,181.75 and 12,710.13

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Solution

The fourth proportional to 23,320.71, 32,181.75 and 12,710.13 is: 17,539.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.71 : 32,181.75 = 12,710.13 : x
  2. Step 2: Convert to fraction form
    23,320.71/32,181.75 = 12,710.13/x
  3. Step 3: Cross multiply
    23,320.71x = 32,181.75 × 12,710.13
  4. Step 4: Simplify right side
    23,320.71x = 409,034,226.13
  5. Step 5: Solve for x
    x = 409,034,226.13/23,320.71
  6. Step 6: Final answer
    x = 17,539.53

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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.