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Finding the Fourth Proportional to 29,870.49, 44,805.84 and 8,810.79

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Solution

The fourth proportional to 29,870.49, 44,805.84 and 8,810.79 is: 13,216.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,870.49 : 44,805.84 = 8,810.79 : x
  2. Step 2: Convert to fraction form
    29,870.49/44,805.84 = 8,810.79/x
  3. Step 3: Cross multiply
    29,870.49x = 44,805.84 × 8,810.79
  4. Step 4: Simplify right side
    29,870.49x = 394,774,847.01
  5. Step 5: Solve for x
    x = 394,774,847.01/29,870.49
  6. Step 6: Final answer
    x = 13,216.22

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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.