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Finding the Fourth Proportional to 24,468.90, 36,703.56 and 12,804.90

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Solution

The fourth proportional to 24,468.90, 36,703.56 and 12,804.90 is: 19,207.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,468.90 : 36,703.56 = 12,804.90 : x
  2. Step 2: Convert to fraction form
    24,468.90/36,703.56 = 12,804.90/x
  3. Step 3: Cross multiply
    24,468.90x = 36,703.56 × 12,804.90
  4. Step 4: Simplify right side
    24,468.90x = 469,985,415.44
  5. Step 5: Solve for x
    x = 469,985,415.44/24,468.90
  6. Step 6: Final answer
    x = 19,207.46

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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.