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Finding the Fourth Proportional to 29,858.72, 44,803.80 and 13,230.23

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Solution

The fourth proportional to 29,858.72, 44,803.80 and 13,230.23 is: 19,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,858.72 : 44,803.80 = 13,230.23 : x
  2. Step 2: Convert to fraction form
    29,858.72/44,803.80 = 13,230.23/x
  3. Step 3: Cross multiply
    29,858.72x = 44,803.80 × 13,230.23
  4. Step 4: Simplify right side
    29,858.72x = 592,764,354.86
  5. Step 5: Solve for x
    x = 592,764,354.86/29,858.72
  6. Step 6: Final answer
    x = 19,852.31

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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.