Home / 23,493.21-32,421.57-12,883.23

Finding the Fourth Proportional to 23,493.21, 32,421.57 and 12,883.23

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Solution

The fourth proportional to 23,493.21, 32,421.57 and 12,883.23 is: 17,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,493.21 : 32,421.57 = 12,883.23 : x
  2. Step 2: Convert to fraction form
    23,493.21/32,421.57 = 12,883.23/x
  3. Step 3: Cross multiply
    23,493.21x = 32,421.57 × 12,883.23
  4. Step 4: Simplify right side
    23,493.21x = 417,694,543.27
  5. Step 5: Solve for x
    x = 417,694,543.27/23,493.21
  6. Step 6: Final answer
    x = 17,779.37

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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.