Home / 23,426.30-32,328.30-12,816.16

Finding the Fourth Proportional to 23,426.30, 32,328.30 and 12,816.16

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Solution

The fourth proportional to 23,426.30, 32,328.30 and 12,816.16 is: 17,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,426.30 : 32,328.30 = 12,816.16 : x
  2. Step 2: Convert to fraction form
    23,426.30/32,328.30 = 12,816.16/x
  3. Step 3: Cross multiply
    23,426.30x = 32,328.30 × 12,816.16
  4. Step 4: Simplify right side
    23,426.30x = 414,324,560.48
  5. Step 5: Solve for x
    x = 414,324,560.48/23,426.30
  6. Step 6: Final answer
    x = 17,686.30

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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.