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Finding the Fourth Proportional to 24,323.55, 36,485.34 and 7,685.28

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Solution

The fourth proportional to 24,323.55, 36,485.34 and 7,685.28 is: 11,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,323.55 : 36,485.34 = 7,685.28 : x
  2. Step 2: Convert to fraction form
    24,323.55/36,485.34 = 7,685.28/x
  3. Step 3: Cross multiply
    24,323.55x = 36,485.34 × 7,685.28
  4. Step 4: Simplify right side
    24,323.55x = 280,400,053.80
  5. Step 5: Solve for x
    x = 280,400,053.80/24,323.55
  6. Step 6: Final answer
    x = 11,527.92

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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.