Home / 23,493.64-32,421.09-12,883.36

Finding the Fourth Proportional to 23,493.64, 32,421.09 and 12,883.36

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Solution

The fourth proportional to 23,493.64, 32,421.09 and 12,883.36 is: 17,778.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,493.64 : 32,421.09 = 12,883.36 : x
  2. Step 2: Convert to fraction form
    23,493.64/32,421.09 = 12,883.36/x
  3. Step 3: Cross multiply
    23,493.64x = 32,421.09 × 12,883.36
  4. Step 4: Simplify right side
    23,493.64x = 417,692,574.06
  5. Step 5: Solve for x
    x = 417,692,574.06/23,493.64
  6. Step 6: Final answer
    x = 17,778.96

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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.