Home / 23,275.11-32,119.50-12,664.80

Finding the Fourth Proportional to 23,275.11, 32,119.50 and 12,664.80

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Solution

The fourth proportional to 23,275.11, 32,119.50 and 12,664.80 is: 17,477.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,275.11 : 32,119.50 = 12,664.80 : x
  2. Step 2: Convert to fraction form
    23,275.11/32,119.50 = 12,664.80/x
  3. Step 3: Cross multiply
    23,275.11x = 32,119.50 × 12,664.80
  4. Step 4: Simplify right side
    23,275.11x = 406,787,043.60
  5. Step 5: Solve for x
    x = 406,787,043.60/23,275.11
  6. Step 6: Final answer
    x = 17,477.34

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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.