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Finding the Fourth Proportional to 29,484.60, 44,218.80 and 12,835.86

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Solution

The fourth proportional to 29,484.60, 44,218.80 and 12,835.86 is: 19,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,484.60 : 44,218.80 = 12,835.86 : x
  2. Step 2: Convert to fraction form
    29,484.60/44,218.80 = 12,835.86/x
  3. Step 3: Cross multiply
    29,484.60x = 44,218.80 × 12,835.86
  4. Step 4: Simplify right side
    29,484.60x = 567,586,326.17
  5. Step 5: Solve for x
    x = 567,586,326.17/29,484.60
  6. Step 6: Final answer
    x = 19,250.26

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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.