Home / 23,320.36-32,182.14-12,709.99

Finding the Fourth Proportional to 23,320.36, 32,182.14 and 12,709.99

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Solution

The fourth proportional to 23,320.36, 32,182.14 and 12,709.99 is: 17,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.36 : 32,182.14 = 12,709.99 : x
  2. Step 2: Convert to fraction form
    23,320.36/32,182.14 = 12,709.99/x
  3. Step 3: Cross multiply
    23,320.36x = 32,182.14 × 12,709.99
  4. Step 4: Simplify right side
    23,320.36x = 409,034,677.58
  5. Step 5: Solve for x
    x = 409,034,677.58/23,320.36
  6. Step 6: Final answer
    x = 17,539.81

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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.