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Finding the Fourth Proportional to 24,482.70, 33,784.06 and 13,580.18

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Solution

The fourth proportional to 24,482.70, 33,784.06 and 13,580.18 is: 18,739.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,482.70 : 33,784.06 = 13,580.18 : x
  2. Step 2: Convert to fraction form
    24,482.70/33,784.06 = 13,580.18/x
  3. Step 3: Cross multiply
    24,482.70x = 33,784.06 × 13,580.18
  4. Step 4: Simplify right side
    24,482.70x = 458,793,615.93
  5. Step 5: Solve for x
    x = 458,793,615.93/24,482.70
  6. Step 6: Final answer
    x = 18,739.50

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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.