Home / 23,507.04-32,438.10-12,896.40

Finding the Fourth Proportional to 23,507.04, 32,438.10 and 12,896.40

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Solution

The fourth proportional to 23,507.04, 32,438.10 and 12,896.40 is: 17,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,507.04 : 32,438.10 = 12,896.40 : x
  2. Step 2: Convert to fraction form
    23,507.04/32,438.10 = 12,896.40/x
  3. Step 3: Cross multiply
    23,507.04x = 32,438.10 × 12,896.40
  4. Step 4: Simplify right side
    23,507.04x = 418,334,712.84
  5. Step 5: Solve for x
    x = 418,334,712.84/23,507.04
  6. Step 6: Final answer
    x = 17,796.15

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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.