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Finding the Fourth Proportional to 17,740.63, 24,482.22 and 9,783.14

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Solution

The fourth proportional to 17,740.63, 24,482.22 and 9,783.14 is: 13,500.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,740.63 : 24,482.22 = 9,783.14 : x
  2. Step 2: Convert to fraction form
    17,740.63/24,482.22 = 9,783.14/x
  3. Step 3: Cross multiply
    17,740.63x = 24,482.22 × 9,783.14
  4. Step 4: Simplify right side
    17,740.63x = 239,512,985.77
  5. Step 5: Solve for x
    x = 239,512,985.77/17,740.63
  6. Step 6: Final answer
    x = 13,500.82

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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.