Home / 23,786.40-32,724.63-23,130.30

Finding the Fourth Proportional to 23,786.40, 32,724.63 and 23,130.30

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Solution

The fourth proportional to 23,786.40, 32,724.63 and 23,130.30 is: 31,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,786.40 : 32,724.63 = 23,130.30 : x
  2. Step 2: Convert to fraction form
    23,786.40/32,724.63 = 23,130.30/x
  3. Step 3: Cross multiply
    23,786.40x = 32,724.63 × 23,130.30
  4. Step 4: Simplify right side
    23,786.40x = 756,930,509.29
  5. Step 5: Solve for x
    x = 756,930,509.29/23,786.40
  6. Step 6: Final answer
    x = 31,821.99

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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.