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Finding the Fourth Proportional to 17,482.86, 24,125.58 and 9,928.20

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Solution

The fourth proportional to 17,482.86, 24,125.58 and 9,928.20 is: 13,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,482.86 : 24,125.58 = 9,928.20 : x
  2. Step 2: Convert to fraction form
    17,482.86/24,125.58 = 9,928.20/x
  3. Step 3: Cross multiply
    17,482.86x = 24,125.58 × 9,928.20
  4. Step 4: Simplify right side
    17,482.86x = 239,523,583.36
  5. Step 5: Solve for x
    x = 239,523,583.36/17,482.86
  6. Step 6: Final answer
    x = 13,700.48

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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.