Home / 24,681.80-36,940.68-19,728.24

Finding the Fourth Proportional to 24,681.80, 36,940.68 and 19,728.24

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Solution

The fourth proportional to 24,681.80, 36,940.68 and 19,728.24 is: 29,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,681.80 : 36,940.68 = 19,728.24 : x
  2. Step 2: Convert to fraction form
    24,681.80/36,940.68 = 19,728.24/x
  3. Step 3: Cross multiply
    24,681.80x = 36,940.68 × 19,728.24
  4. Step 4: Simplify right side
    24,681.80x = 728,774,600.80
  5. Step 5: Solve for x
    x = 728,774,600.80/24,681.80
  6. Step 6: Final answer
    x = 29,526.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.