Home / 23,519.68-32,457.40-12,764.64

Finding the Fourth Proportional to 23,519.68, 32,457.40 and 12,764.64

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Solution

The fourth proportional to 23,519.68, 32,457.40 and 12,764.64 is: 17,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,519.68 : 32,457.40 = 12,764.64 : x
  2. Step 2: Convert to fraction form
    23,519.68/32,457.40 = 12,764.64/x
  3. Step 3: Cross multiply
    23,519.68x = 32,457.40 × 12,764.64
  4. Step 4: Simplify right side
    23,519.68x = 414,307,121.01
  5. Step 5: Solve for x
    x = 414,307,121.01/23,519.68
  6. Step 6: Final answer
    x = 17,615.34

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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.