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Finding the Fourth Proportional to 24,928.28, 34,400.48 and 13,750.28

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Solution

The fourth proportional to 24,928.28, 34,400.48 and 13,750.28 is: 18,975.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,928.28 : 34,400.48 = 13,750.28 : x
  2. Step 2: Convert to fraction form
    24,928.28/34,400.48 = 13,750.28/x
  3. Step 3: Cross multiply
    24,928.28x = 34,400.48 × 13,750.28
  4. Step 4: Simplify right side
    24,928.28x = 473,016,232.13
  5. Step 5: Solve for x
    x = 473,016,232.13/24,928.28
  6. Step 6: Final answer
    x = 18,975.09

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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.