Home / 23,618.98-32,600.64-15,120.46

Finding the Fourth Proportional to 23,618.98, 32,600.64 and 15,120.46

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Solution

The fourth proportional to 23,618.98, 32,600.64 and 15,120.46 is: 20,870.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618.98 : 32,600.64 = 15,120.46 : x
  2. Step 2: Convert to fraction form
    23,618.98/32,600.64 = 15,120.46/x
  3. Step 3: Cross multiply
    23,618.98x = 32,600.64 × 15,120.46
  4. Step 4: Simplify right side
    23,618.98x = 492,936,673.09
  5. Step 5: Solve for x
    x = 492,936,673.09/23,618.98
  6. Step 6: Final answer
    x = 20,870.36

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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.