Home / 23,239.55-32,069.70-12,628.95

Finding the Fourth Proportional to 23,239.55, 32,069.70 and 12,628.95

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Solution

The fourth proportional to 23,239.55, 32,069.70 and 12,628.95 is: 17,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.55 : 32,069.70 = 12,628.95 : x
  2. Step 2: Convert to fraction form
    23,239.55/32,069.70 = 12,628.95/x
  3. Step 3: Cross multiply
    23,239.55x = 32,069.70 × 12,628.95
  4. Step 4: Simplify right side
    23,239.55x = 405,006,637.82
  5. Step 5: Solve for x
    x = 405,006,637.82/23,239.55
  6. Step 6: Final answer
    x = 17,427.47

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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.