Home / 23,291.60-32,141.68-12,681.16

Finding the Fourth Proportional to 23,291.60, 32,141.68 and 12,681.16

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Solution

The fourth proportional to 23,291.60, 32,141.68 and 12,681.16 is: 17,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,291.60 : 32,141.68 = 12,681.16 : x
  2. Step 2: Convert to fraction form
    23,291.60/32,141.68 = 12,681.16/x
  3. Step 3: Cross multiply
    23,291.60x = 32,141.68 × 12,681.16
  4. Step 4: Simplify right side
    23,291.60x = 407,593,786.75
  5. Step 5: Solve for x
    x = 407,593,786.75/23,291.60
  6. Step 6: Final answer
    x = 17,499.60

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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.