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Finding the Fourth Proportional to 29,450.40, 44,159.40 and 12,807.60

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Solution

The fourth proportional to 29,450.40, 44,159.40 and 12,807.60 is: 19,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,450.40 : 44,159.40 = 12,807.60 : x
  2. Step 2: Convert to fraction form
    29,450.40/44,159.40 = 12,807.60/x
  3. Step 3: Cross multiply
    29,450.40x = 44,159.40 × 12,807.60
  4. Step 4: Simplify right side
    29,450.40x = 565,575,931.44
  5. Step 5: Solve for x
    x = 565,575,931.44/29,450.40
  6. Step 6: Final answer
    x = 19,204.35

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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.