Home / 23,282.36-32,130.23-12,672.57

Finding the Fourth Proportional to 23,282.36, 32,130.23 and 12,672.57

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Solution

The fourth proportional to 23,282.36, 32,130.23 and 12,672.57 is: 17,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,282.36 : 32,130.23 = 12,672.57 : x
  2. Step 2: Convert to fraction form
    23,282.36/32,130.23 = 12,672.57/x
  3. Step 3: Cross multiply
    23,282.36x = 32,130.23 × 12,672.57
  4. Step 4: Simplify right side
    23,282.36x = 407,172,525.43
  5. Step 5: Solve for x
    x = 407,172,525.43/23,282.36
  6. Step 6: Final answer
    x = 17,488.46

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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.